{"id":2300,"date":"2025-08-13T16:02:17","date_gmt":"2025-08-13T08:02:17","guid":{"rendered":"https:\/\/jiuguangmetal.com\/?post_type=news&#038;p=2300"},"modified":"2025-08-13T16:06:47","modified_gmt":"2025-08-13T08:06:47","slug":"%d8%b4%d8%b1%d8%ad-%d9%85%d8%a7-%d9%87%d9%88-%d8%a7%d9%84%d8%a3%d9%86%d8%a8%d9%88%d8%a8-%d8%a7%d9%84%d9%85%d9%84%d8%ad%d9%88%d9%85-%d8%a7%d9%84%d8%a3%d9%86%d8%a8%d9%88%d8%a8-%d8%a7%d9%84%d9%85%d9%84","status":"publish","type":"news","link":"https:\/\/jiuguangmetal.com\/ar\/%d8%a7%d9%84%d8%a3%d8%ae%d8%a8%d8%a7%d8%b1\/%d8%b4%d8%b1%d8%ad-%d9%85%d8%a7-%d9%87%d9%88-%d8%a7%d9%84%d8%a3%d9%86%d8%a8%d9%88%d8%a8-%d8%a7%d9%84%d9%85%d9%84%d8%ad%d9%88%d9%85-%d8%a7%d9%84%d8%a3%d9%86%d8%a8%d9%88%d8%a8-%d8%a7%d9%84%d9%85%d9%84\/","title":{"rendered":"\u0645\u0627 \u0647\u0648 \u0627\u0644\u0623\u0646\u0628\u0648\u0628 \u0627\u0644\u0645\u0644\u062d\u0648\u0645\u061f \u0634\u0631\u062d \u0627\u0644\u0623\u0646\u0628\u0648\u0628 \u0627\u0644\u0645\u0644\u062d\u0648\u0645 \u0645\u0642\u0627\u0628\u0644 \u0627\u0644\u0623\u0646\u0628\u0648\u0628 \u063a\u064a\u0631 \u0627\u0644\u0645\u0644\u062d\u0648\u0645"},"content":{"rendered":"<p>\u064a\u0628\u062f\u0648 \u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0623\u0645\u0631\u064b\u0627 \u0628\u0633\u064a\u0637\u064b\u0627 \u062d\u062a\u0649 \u062a\u062a\u0639\u0627\u0631\u0636 \u0645\u0639\u062f\u0644\u0627\u062a \u0627\u0644\u0636\u063a\u0637 \u0648\u0627\u0644\u062a\u0641\u0627\u0648\u062a\u0627\u062a \u0648\u0646\u0648\u0627\u0641\u0630 \u0627\u0644\u062a\u0633\u0644\u064a\u0645. \u0641\u062a\u0635\u0628\u062d \u0627\u0644\u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0635\u0627\u0631\u0645\u0629\u060c \u0648\u062a\u0631\u062a\u0641\u0639 \u0627\u0644\u062a\u0643\u0627\u0644\u064a\u0641\u060c \u0648\u064a\u062d\u062f\u062b \u0627\u0644\u062a\u0623\u062e\u064a\u0631. \u064a\u0643\u0645\u0646 \u0627\u0644\u062d\u0644 \u0641\u064a \u0641\u0647\u0645 \u0643\u064a\u0641\u064a\u0629&nbsp;<strong>\u0627\u0644\u0644\u062d\u0627\u0645<\/strong> \u0648 <strong>\u0633\u0644\u0633<\/strong> \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0645\u0635\u0646\u0648\u0639\u0629 - \u062d\u062a\u0649 \u062a\u062a\u0645\u0643\u0646 \u0645\u0646 \u0645\u0637\u0627\u0628\u0642\u0629 \u0627\u0644\u0637\u0631\u064a\u0642\u0629 \u0645\u0639 \u0627\u0644\u0648\u0638\u064a\u0641\u0629 \u0648\u0627\u0644\u0634\u0631\u0627\u0621 \u0628\u062b\u0642\u0629.<\/p>\n\n\n\n<p>\u064a\u064f\u0635\u0646\u0639 \u0627\u0644\u0623\u0646\u0628\u0648\u0628 \u0627\u0644\u0645\u0644\u062d\u0648\u0645 \u0628\u0648\u0627\u0633\u0637\u0629&nbsp;<strong>\u0627\u0644\u062a\u0634\u0643\u064a\u0644 \u0639\u0644\u0649 \u0627\u0644\u0628\u0627\u0631\u062f<\/strong> \u0634\u0631\u064a\u0637 \u0641\u0648\u0644\u0627\u0630\u064a \u0641\u064a <strong>\u0634\u0643\u0644 \u0623\u0633\u0637\u0648\u0627\u0646\u064a<\/strong> \u062b\u0645 <strong>\u0644\u062d\u0627\u0645 \u0627\u0644\u062a\u0645\u0627\u0633<\/strong> \u0644\u0625\u0646\u0634\u0627\u0621 <strong>\u0623\u0646\u0628\u0648\u0628 \u0645\u062a\u0635\u0644<\/strong>. A <strong>\u0623\u0646\u0628\u0648\u0628 \u063a\u064a\u0631 \u0645\u0644\u062d\u0648\u0645<\/strong> \u0645\u062b\u0642\u0648\u0628\u0629 \u0645\u0646 \u0642\u0637\u0639\u0629 \u062d\u062f\u064a\u062f\u064a\u0629 \u0633\u0627\u062e\u0646\u0629 \u0628\u062f\u0648\u0646 <strong>\u0627\u0644\u062a\u0645\u0627\u0633<\/strong>. \u0627\u0633\u062a\u062e\u062f\u0645 \u0627\u0644\u0645\u0644\u062d\u0648\u0645\u0629 \u0644\u062a\u0648\u0627\u0641\u0631\u0647\u0627 \u0648\u0623\u0634\u0643\u0627\u0644\u0647\u0627 \u0648\u062a\u0643\u0644\u0641\u062a\u0647\u0627\u061b \u0627\u062e\u062a\u0631 \u063a\u064a\u0631 \u0627\u0644\u0645\u0644\u062d\u0648\u0645\u0629 \u0644\u0623\u0635\u063a\u0631 <strong>\u0627\u0644\u0642\u0637\u0631<\/strong>\u0623\u0648 \u0623\u0639\u0644\u0649 \u0636\u063a\u0637\u060c \u0623\u0648 \u0623\u0636\u064a\u0642 <strong>\u0627\u0644\u062e\u0648\u0627\u0635 \u0627\u0644\u0645\u064a\u0643\u0627\u0646\u064a\u0643\u064a\u0629<\/strong> \u0648\u0627\u062d\u062a\u064a\u0627\u062c\u0627\u062a \u0627\u0644\u062a\u0633\u0627\u0645\u062d.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<div class=\"wp-block-yoast-seo-table-of-contents yoast-table-of-contents\"><h2>\u0627\u0644\u0627\u0633\u062a\u062b\u0646\u0627\u0621<\/h2><ul><li><a href=\"#h-1-what-is-a-welded-tube-in-simple-terms\" data-level=\"2\">1- \u0645\u0627 \u0647\u0648 \u0627\u0644\u0623\u0646\u0628\u0648\u0628 \u0627\u0644\u0645\u0644\u062d\u0648\u0645 \u0628\u0639\u0628\u0627\u0631\u0627\u062a \u0628\u0633\u064a\u0637\u0629\u061f<\/a><\/li><li><a href=\"#h-2-how-is-a-seamless-tube-made-and-when-is-it-preferred\" data-level=\"2\">2. \u0643\u064a\u0641 \u064a\u064f\u0635\u0646\u0639 \u0627\u0644\u0623\u0646\u0628\u0648\u0628 \u063a\u064a\u0631 \u0627\u0644\u0645\u0644\u062d\u0648\u0645 - \u0648\u0645\u062a\u0649 \u064a\u064f\u0641\u0636\u0644 \u0630\u0644\u0643\u061f<\/a><\/li><li><a href=\"#h-3-welded-vs-seamless-tube-which-should-i-pick\" data-level=\"2\">3. \u0627\u0644\u0623\u0646\u0628\u0648\u0628 \u0627\u0644\u0645\u0644\u062d\u0648\u0645 \u0645\u0642\u0627\u0628\u0644 \u0627\u0644\u0623\u0646\u0628\u0648\u0628 \u063a\u064a\u0631 \u0627\u0644\u0645\u0644\u062d\u0648\u0645: \u0623\u064a\u0647\u0645\u0627 \u0623\u062e\u062a\u0627\u0631\u061f<\/a><\/li><li><a href=\"#h-4-tube-welding-erw-laser-and-arc-how-the-welding-process-works\" data-level=\"2\">4. \u0644\u062d\u0627\u0645 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628: \u0627\u0644\u0644\u062d\u0627\u0645 \u0628\u0627\u0644\u0645\u062a\u0641\u062c\u0631\u0627\u062a \u0645\u0646 \u0645\u062e\u0644\u0641\u0627\u062a \u0627\u0644\u062d\u0631\u0628 \u0648\u0627\u0644\u0644\u064a\u0632\u0631 \u0648\u0627\u0644\u0642\u0648\u0633-\u0643\u064a\u0641\u064a\u0629 \u0639\u0645\u0644 \u0639\u0645\u0644\u064a\u0629 \u0627\u0644\u0644\u062d\u0627\u0645<\/a><\/li><li><a href=\"#h-5-the-manufacturing-process-step-by-step-welded-and-seamless\" data-level=\"2\">5. \u0639\u0645\u0644\u064a\u0629 \u0627\u0644\u062a\u0635\u0646\u064a\u0639\u060c \u062e\u0637\u0648\u0629 \u0628\u062e\u0637\u0648\u0629 (\u0645\u0644\u062d\u0648\u0645\u0629 \u0648\u063a\u064a\u0631 \u0645\u0644\u062d\u0648\u0645\u0629)<\/a><\/li><li><a href=\"#h-6-what-s-the-difference-between-a-welded-and-a-seamless-tube-technically\" data-level=\"2\">6. \u0645\u0627 \u0627\u0644\u0641\u0631\u0642 \u0628\u064a\u0646 \u0627\u0644\u0623\u0646\u0628\u0648\u0628 \u0627\u0644\u0645\u0644\u062d\u0648\u0645 \u0648\u0627\u0644\u0623\u0646\u0628\u0648\u0628 \u063a\u064a\u0631 \u0627\u0644\u0645\u0644\u062d\u0648\u0645 - \u0645\u0646 \u0627\u0644\u0646\u0627\u062d\u064a\u0629 \u0627\u0644\u062a\u0642\u0646\u064a\u0629\u061f<\/a><\/li><li><a href=\"#h-7-tolerances-diameter-and-surface-finish-fit-and-longevity\" data-level=\"2\">7. \u0627\u0644\u062a\u0641\u0627\u0648\u062a\u0627\u062a \u0627\u0644\u0645\u0633\u0645\u0648\u062d \u0628\u0647\u0627 \u0648\u0627\u0644\u0642\u0637\u0631 \u0648\u0627\u0644\u062a\u0634\u0637\u064a\u0628 \u0627\u0644\u0633\u0637\u062d\u064a (\u0627\u0644\u0645\u0644\u0627\u0621\u0645\u0629 \u0648\u0637\u0648\u0644 \u0627\u0644\u0639\u0645\u0631)<\/a><\/li><li><a href=\"#h-8-corrosion-resistance-and-cleanliness-does-the-weld-seam-matter\" data-level=\"2\">8. \u0645\u0642\u0627\u0648\u0645\u0629 \u0627\u0644\u062a\u0622\u0643\u0644 \u0648\u0627\u0644\u0646\u0638\u0627\u0641\u0629 - \u0647\u0644 \u0644\u062d\u0627\u0645 \u0627\u0644\u0644\u062d\u0627\u0645 \u0645\u0647\u0645\u061f<\/a><\/li><li><a href=\"#h-9-costs-lead-time-and-availability-practical-buying-signals\" data-level=\"2\">9. \u0627\u0644\u062a\u0643\u0627\u0644\u064a\u0641 \u0648\u0627\u0644\u0645\u0647\u0644\u0629 \u0627\u0644\u0632\u0645\u0646\u064a\u0629 \u0648\u0627\u0644\u062a\u0648\u0627\u0641\u0631 - \u0625\u0634\u0627\u0631\u0627\u062a \u0639\u0645\u0644\u064a\u0629 \u0644\u0644\u0634\u0631\u0627\u0621<\/a><\/li><li><a href=\"#h-10-choosing-materials-and-forms-stainless-mild-steel-and-beyond\" data-level=\"2\">10- \u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0648\u0627\u062f \u0648\u0627\u0644\u0623\u0634\u0643\u0627\u0644 - \u0627\u0644\u0641\u0648\u0644\u0627\u0630 \u0627\u0644\u0645\u0642\u0627\u0648\u0645 \u0644\u0644\u0635\u062f\u0623 \u0648\u0627\u0644\u0635\u0644\u0628 \u0627\u0644\u0637\u0631\u064a \u0648\u0645\u0627 \u0628\u0639\u062f\u0647<\/a><\/li><li><a href=\"#h-11-standards-testing-and-quality-assurance-how-code-keeps-you-safe\" data-level=\"2\">11. \u0627\u0644\u0645\u0639\u0627\u064a\u064a\u0631\u060c \u0648\u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631\u060c \u0648\u0636\u0645\u0627\u0646 \u0627\u0644\u062c\u0648\u062f\u0629 - \u0643\u064a\u0641 \u064a\u0628\u0642\u064a\u0643 \u0627\u0644\u0631\u0645\u0632 \u0622\u0645\u0646\u064b\u0627<\/a><\/li><li><a href=\"#h-12-real-world-uses-how-welded-and-seamless-solve-different-jobs\" data-level=\"2\">12. \u0627\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645\u0627\u062a \u0641\u064a \u0627\u0644\u0639\u0627\u0644\u0645 \u0627\u0644\u062d\u0642\u064a\u0642\u064a - \u0643\u064a\u0641 \u064a\u062d\u0644 \u0627\u0644\u0645\u0644\u062d\u0648\u0645 \u0648\u0627\u0644\u0633\u0644\u0633 \u0648\u0638\u0627\u0626\u0641 \u0645\u062e\u062a\u0644\u0641\u0629<\/a><\/li><li><a href=\"#h-13-mini-glossary-helps-with-specifications\" data-level=\"2\">13- \u0645\u0633\u0631\u062f \u0645\u0635\u0637\u0644\u062d\u0627\u062a \u0635\u063a\u064a\u0631 (\u064a\u0633\u0627\u0639\u062f \u0641\u064a \u0627\u0644\u0645\u0648\u0627\u0635\u0641\u0627\u062a)<\/a><\/li><li><a href=\"#h-14-faqs\" data-level=\"2\">14. \u0627\u0644\u0623\u0633\u0626\u0644\u0629 \u0627\u0644\u0634\u0627\u0626\u0639\u0629<\/a><\/li><li><a href=\"#h-15-quick-selection-checklist-save-this\" data-level=\"2\">15- \u0642\u0627\u0626\u0645\u0629 \u0627\u0644\u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0633\u0631\u064a\u0639 (\u0627\u062d\u0641\u0638 \u0647\u0630\u0627)<\/a><\/li><li><a href=\"#h-bullet-point-summary\" data-level=\"2\">\u0645\u0644\u062e\u0635 \u0627\u0644\u0646\u0642\u0627\u0637 \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629<\/a><\/li><\/ul><\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-1-what-is-a-welded-tube-in-simple-terms\">1- \u0645\u0627 \u0647\u0648 \u0627\u0644\u0623\u0646\u0628\u0648\u0628 \u0627\u0644\u0645\u0644\u062d\u0648\u0645 \u0628\u0639\u0628\u0627\u0631\u0627\u062a \u0628\u0633\u064a\u0637\u0629\u061f<\/h2>\n\n\n\n<p>A <strong>\u0623\u0646\u0628\u0648\u0628 \u0645\u0644\u062d\u0648\u0645<\/strong> \u064a\u0628\u062f\u0623 \u0643\u0634\u0631\u064a\u0637 \u0641\u0648\u0644\u0627\u0630\u064a (\u0644\u0641\u0627\u0626\u0641). \u062a\u0642\u0648\u0645 \u0644\u0641\u0627\u0626\u0641 \u0627\u0644\u062a\u0634\u0643\u064a\u0644 \u0628\u0644\u0641 \u0627\u0644\u0634\u0631\u064a\u0637 \u0641\u064a \u0634\u0643\u0644 <strong>\u0623\u0646\u0628\u0648\u0628 \u0645\u062c\u0648\u0641<\/strong>\u061b \u062d\u064a\u062b \u062a\u0644\u062a\u0642\u064a \u0627\u0644\u062d\u0648\u0627\u0641 \u0648 <strong>\u0627\u0644\u0644\u062d\u0627\u0645<\/strong> \u064a\u0635\u0644 \u0628\u064a\u0646\u0647\u0645\u0627. \u062b\u0645 \u064a\u0642\u0648\u0645 \u0627\u0644\u062e\u0637 \u0628\u0645\u0642\u0627\u0633\u0627\u062a OD\u060c \u0648\u064a\u062a\u062d\u0643\u0645 \u0641\u064a <strong>\u0633\u064f\u0645\u0643 \u0627\u0644\u062c\u062f\u0627\u0631<\/strong>\u060c \u0648\u0625\u0630\u0627 \u0644\u0632\u0645 \u0627\u0644\u0623\u0645\u0631\u060c \u064a\u0632\u064a\u0644 \u0627\u0644\u062c\u0632\u0621 \u0627\u0644\u062f\u0627\u062e\u0644\u064a \u0645\u0646 <strong>\u062e\u0631\u0632\u0629<\/strong> \u0628\u0627\u0644\u0642\u0631\u0628 \u0645\u0646 <strong>\u0627\u0644\u0644\u062d\u0627\u0645<\/strong>. \u0628\u0639\u062f \u062a\u0642\u0648\u064a\u0645\u0647\u0627 \u0648\u0627\u062e\u062a\u0628\u0627\u0631\u0647\u0627\u060c \u064a\u062a\u0645 \u0634\u062d\u0646 \u0623\u0637\u0648\u0627\u0644 \u0627\u0644\u0642\u0637\u0639.<\/p>\n\n\n\n<figure class=\"wp-block-image alignnone wp-image-903\"><img loading=\"lazy\" decoding=\"async\" width=\"858\" height=\"570\" src=\"http:\/\/jiuguangmetal.com\/wp-content\/uploads\/2025\/06\/A41I1190_2.webp\" alt=\"\u0645\u0627 \u0647\u0648 \u0627\u0644\u0623\u0646\u0628\u0648\u0628 \u0627\u0644\u0645\u0644\u062d\u0648\u0645\" class=\"wp-image-903\" title=\"\" srcset=\"https:\/\/jiuguangmetal.com\/wp-content\/uploads\/2025\/06\/A41I1190_2.webp 858w, https:\/\/jiuguangmetal.com\/wp-content\/uploads\/2025\/06\/A41I1190_2-300x199.webp 300w, https:\/\/jiuguangmetal.com\/wp-content\/uploads\/2025\/06\/A41I1190_2-768x510.webp 768w\" sizes=\"auto, (max-width: 858px) 100vw, 858px\" \/><figcaption class=\"wp-element-caption\">\u0645\u0627 \u0647\u0648 \u0627\u0644\u0623\u0646\u0628\u0648\u0628 \u0627\u0644\u0645\u0644\u062d\u0648\u0645<\/figcaption><\/figure>\n\n\n\n<p>\u0646\u0638\u0631\u064b\u0627 \u0644\u0623\u0646 \u0627\u0644\u0625\u0646\u062a\u0627\u062c \u0645\u0633\u062a\u0645\u0631\u060c \u0641\u0625\u0646 \u0627\u0644\u062e\u0637\u0648\u0637 \u0627\u0644\u0645\u0644\u062d\u0648\u0645\u0629 \u062a\u0648\u0641\u0631 \u0646\u0637\u0627\u0642\u064b\u0627 \u0648\u0627\u0633\u0639\u064b\u0627 \u0645\u0646 \u0627\u0644\u0623\u062d\u062c\u0627\u0645 \u0648\u0633\u0631\u0639\u0629 \u0641\u064a \u0627\u0644\u062a\u0646\u0641\u064a\u0630. \u0625\u0630\u0627 \u0643\u0646\u062a \u062a\u062a\u0635\u0641\u062d \u0627\u0644\u0645\u0642\u0627\u0633\u0627\u062a \u0627\u0644\u062f\u0627\u0626\u0631\u064a\u0629 \u0627\u0644\u0634\u0627\u0626\u0639\u0629\u060c \u0641\u0625\u0646 \u0647\u0630\u0627 <strong>\u0623\u0646\u0628\u0648\u0628 \u0627\u0644\u0641\u0648\u0644\u0627\u0630 \u0627\u0644\u0645\u0642\u0627\u0648\u0645 \u0644\u0644\u0635\u062f\u0623 (\u062f\u0627\u0626\u0631\u064a) \u0646\u0638\u0631\u0629 \u0639\u0627\u0645\u0629<\/strong> \u0645\u0631\u062c\u0639 \u0645\u0641\u064a\u062f \u0644\u0644\u0623\u0642\u0637\u0627\u0631 \u0648\u0627\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645\u0627\u062a (<a href=\"https:\/\/jiuguangmetal.com\/ar\/%d8%a3%d9%86%d8%a7%d8%a8%d9%8a%d8%a8-%d8%a7%d9%84%d8%b5%d9%84%d8%a8-%d8%a7%d9%84%d9%85%d8%b3%d8%aa%d8%af%d9%8a%d8%b1%d8%a9\/\">\u062f\u0644\u064a\u0644 \u0627\u0644\u0645\u0642\u0627\u0633\u0627\u062a \u0627\u0644\u062f\u0627\u0626\u0631\u064a\u0629<\/a>).<\/p>\n\n\n\n<p><strong>\u0627\u0644\u0646\u0642\u0627\u0637 \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0625\u0646 <strong>\u0627\u0644\u0644\u062d\u0627\u0645<\/strong> \u0637\u0648\u0644\u064a\u064b\u0651\u0627 (\u0623 <strong>\u0627\u0644\u0644\u062d\u0627\u0645 \u0627\u0644\u0637\u0648\u0644\u064a \u0627\u0644\u062c\u0627\u0631\u064a<\/strong> \u0637\u0648\u0644 \u0627\u0644\u0623\u0646\u0628\u0648\u0628).<\/li>\n\n\n\n<li>\u0641\u064a \u0627\u0644\u062f\u0627\u062e\u0644 <strong>\u062e\u0631\u0632\u0629 \u0639\u0644\u0649 \u0627\u0644\u062c\u0632\u0621 \u0627\u0644\u062f\u0627\u062e\u0644\u064a<\/strong> \u064a\u0645\u0643\u0646 \u062a\u062c\u0632\u0626\u062a\u0647\u0627 (\u0625\u0632\u0627\u0644\u062a\u0647\u0627) \u0644\u062a\u062f\u0641\u0642 \u0623\u0643\u062b\u0631 \u0633\u0644\u0627\u0633\u0629.<\/li>\n\n\n\n<li>\u0627\u0644\u0645\u0631\u0628\u0639\u0627\u062a \u0648\u0627\u0644\u0645\u0633\u062a\u0637\u064a\u0644\u0627\u062a \u0648\u0627\u0644\u0623\u0634\u0643\u0627\u0644 \u0627\u0644\u0628\u064a\u0636\u0627\u0648\u064a\u0629 \u0627\u0644\u0645\u0644\u062d\u0648\u0645\u0629 \u0634\u0627\u0626\u0639\u0629 \u0644\u0623\u0646 \u0627\u0644\u0634\u0631\u064a\u0637 \u064a\u0645\u0643\u0646 \u062a\u0634\u0643\u064a\u0644\u0647 \u0628\u0639\u062f <strong>\u0627\u0644\u0644\u062d\u0627\u0645<\/strong>.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-2-how-is-a-seamless-tube-made-and-when-is-it-preferred\">2. \u0643\u064a\u0641 \u064a\u064f\u0635\u0646\u0639 \u0627\u0644\u0623\u0646\u0628\u0648\u0628 \u063a\u064a\u0631 \u0627\u0644\u0645\u0644\u062d\u0648\u0645 - \u0648\u0645\u062a\u0649 \u064a\u064f\u0641\u0636\u0644 \u0630\u0644\u0643\u061f<\/h2>\n\n\n\n<p>A <strong>\u0623\u0646\u0628\u0648\u0628 \u063a\u064a\u0631 \u0645\u0644\u062d\u0648\u0645<\/strong> \u062a\u0628\u062f\u0623 \u0639\u0644\u0649 \u0634\u0643\u0644 \u0642\u0636\u0628\u0627\u0646 \u0645\u0633\u062a\u062f\u064a\u0631\u0629. \u064a\u0628\u062f\u0623 <strong>\u064a\u062a\u0645 \u062a\u0633\u062e\u064a\u0646 \u0627\u0644\u0642\u0636\u0628\u0627\u0646<\/strong>\u062b\u0645 \u0627\u062e\u062a\u0631\u0642\u062a \u0625\u0644\u0649 <strong>\u062a\u0634\u0643\u064a\u0644 \u0633\u0644\u0633<\/strong> \u0623\u062c\u0648\u0641 (<strong>\u0627\u0644\u0623\u0646\u0628\u0648\u0628 \u0627\u0644\u0623\u0645<\/strong>) \u0648\u0647\u0648 \u0645\u0645\u062f\u0648\u062f \u0639\u0644\u0649 <strong>\u0645\u063a\u0632\u0644<\/strong>. \u062a\u0623\u062a\u064a \u0627\u0644\u062a\u062e\u0641\u064a\u0636\u0627\u062a \u0627\u0644\u0625\u0636\u0627\u0641\u064a\u0629 \u0639\u0646 \u0637\u0631\u064a\u0642 <strong>\u0627\u0644\u0631\u0633\u0645 \u0639\u0644\u0649 \u0627\u0644\u0628\u0627\u0631\u062f<\/strong>, <strong>\u0627\u0644\u062a\u062c\u0631\u064a\u0628<\/strong>\u0623\u0648 <strong>\u0627\u0644\u062f\u0631\u0641\u0644\u0629 \u0639\u0644\u0649 \u0627\u0644\u0628\u0627\u0631\u062f<\/strong> \u062d\u062a\u0649 \u0627\u0644\u0646\u0647\u0627\u064a\u0629 <strong>\u0627\u0644\u0642\u0637\u0631<\/strong> \u0648 <strong>\u0633\u064f\u0645\u0643 \u0627\u0644\u062c\u062f\u0627\u0631<\/strong> \u062a\u0645 \u0627\u0644\u0648\u0635\u0648\u0644 \u0625\u0644\u064a\u0647\u0627. \u0644\u0627 \u064a\u0648\u062c\u062f <strong>\u0627\u0644\u062a\u0645\u0627\u0633<\/strong> \u0644\u0641\u062d\u0635\u0647\u0627 \u0639\u0644\u0649 \u0637\u0648\u0644 \u0627\u0644\u0637\u0648\u0644.<\/p>\n\n\n\n<p>\u0627\u062e\u062a\u0631 <strong>\u0633\u0644\u0633<\/strong> \u0639\u0646\u062f\u0645\u0627 \u062a\u062d\u062a\u0627\u062c \u0625\u0644\u0649 <strong>\u0623\u0646\u0627\u0628\u064a\u0628 \u0642\u0637\u0631\u0647\u0627<\/strong>\u0623\u0648 \u0642\u062f\u0631\u0629 \u0627\u0644\u0636\u063a\u0637 \u0627\u0644\u0623\u0639\u0644\u0649\u060c \u0623\u0648 \u0627\u0644\u062a\u0631\u0643\u064a\u0632 \u0627\u0644\u0645\u062d\u0643\u0645 \u0644\u0644\u063a\u0627\u064a\u0629. \u0641\u064a \u0647\u0630\u0647 \u0627\u0644\u062d\u0627\u0644\u0627\u062a <strong>\u0645\u0642\u0627\u0648\u0645\u0629 \u0627\u0644\u0633\u0644\u0627\u0633\u0629<\/strong> \u0625\u0644\u0649 \u0639\u064a\u0648\u0628 \u0645\u0646 \u0627\u0644\u0646\u0648\u0639 \u0627\u0644\u062e\u0637\u064a \u0645\u0641\u064a\u062f. \u0644\u0644\u062d\u0635\u0648\u0644 \u0639\u0644\u0649 \u0639\u0631\u0636 \"\u0643\u062a\u0627\u0644\u0648\u062c\" \u0648\u0627\u0633\u0639 \u0644\u0644\u0639\u0627\u0626\u0644\u0627\u062a \u0648\u0627\u0644\u0623\u062d\u062c\u0627\u0645\u060c \u0627\u0646\u0638\u0631 \u0647\u0630\u0627 <strong>\u0623\u0646\u0627\u0628\u064a\u0628 \u0635\u062d\u064a\u0629 \u063a\u064a\u0631 \u0642\u0627\u0628\u0644\u0629 \u0644\u0644\u0635\u062f\u0623<\/strong> \u0627\u0644\u0645\u062c\u0645\u0648\u0639\u0629 (<a href=\"https:\/\/jiuguangmetal.com\/ar\/%d8%a7%d9%84%d9%81%d8%a6%d8%a9\/%d8%a3%d9%86%d8%a8%d9%88%d8%a8-%d8%a7%d9%84%d9%81%d9%88%d9%84%d8%a7%d8%b0-%d8%a7%d9%84%d9%85%d9%82%d8%a7%d9%88%d9%85-%d9%84%d9%84%d8%b5%d8%af%d8%a3\/\">\u0627\u0644\u0641\u0647\u0631\u0633 \u0627\u0644\u0635\u062d\u064a \u0648\u0627\u0644\u0641\u0626\u0629<\/a>).<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-3-welded-vs-seamless-tube-which-should-i-pick\">3. \u0627\u0644\u0623\u0646\u0628\u0648\u0628 \u0627\u0644\u0645\u0644\u062d\u0648\u0645 \u0645\u0642\u0627\u0628\u0644 \u0627\u0644\u0623\u0646\u0628\u0648\u0628 \u063a\u064a\u0631 \u0627\u0644\u0645\u0644\u062d\u0648\u0645: \u0623\u064a\u0647\u0645\u0627 \u0623\u062e\u062a\u0627\u0631\u061f<\/h2>\n\n\n\n<p>\u0641\u0643\u0631 \u0645\u0646 \u062d\u064a\u062b \u0627\u0644\u0645\u062e\u0627\u0637\u0631 \u0648\u0627\u0644\u0647\u0646\u062f\u0633\u0629 \u0648\u0627\u0644\u062a\u0648\u0642\u064a\u062a.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u0627\u0644\u0645\u062e\u0627\u0637\u0631<\/strong>: \u0625\u0630\u0627 \u0643\u0627\u0646\u062a \u0646\u062a\u064a\u062c\u0629 \u0627\u0644\u0641\u0634\u0644 \u0639\u0627\u0644\u064a\u0629 (\u0627\u0644\u0636\u063a\u0637 \u0627\u0644\u0634\u062f\u064a\u062f \u0623\u0648 \u0627\u0644\u062a\u0639\u0628 \u0627\u0644\u0634\u062f\u064a\u062f), <strong>\u0633\u0644\u0633<\/strong> \u062a\u0636\u064a\u0641 \u0636\u0645\u0627\u0646\u0629.<\/li>\n\n\n\n<li><strong>\u0627\u0644\u0647\u0646\u062f\u0633\u0629<\/strong>: \u0625\u0630\u0627 \u0643\u0646\u062a \u0628\u062d\u0627\u062c\u0629 \u0625\u0644\u0649 \u0645\u0631\u0628\u0639 \u0623\u0648 \u0645\u0633\u062a\u0637\u064a\u0644 \u0623\u0648 <strong>\u0634\u0643\u0644 \u0627\u0644\u0623\u0646\u0628\u0648\u0628<\/strong> \u063a\u064a\u0631 \u0627\u0644\u0645\u0633\u062a\u062f\u064a\u0631\u0629\u060c \u0648\u0627\u0644\u0645\u0644\u062d\u0648\u0645\u0629 \u0647\u064a \u0627\u0644\u0645\u0633\u0627\u0631 \u0627\u0644\u0628\u0633\u064a\u0637.<\/li>\n\n\n\n<li><strong>\u0627\u0644\u062a\u0648\u0642\u064a\u062a \u0648\u0627\u0644\u062a\u0643\u0644\u0641\u0629<\/strong>: \u0627\u0644\u0645\u0644\u062d\u0648\u0645\u0629 \u062a\u0641\u0648\u0632 \u0639\u0645\u0648\u0645\u0627\u064b \u0641\u064a \u0627\u0644\u0648\u0642\u062a \u0627\u0644\u0645\u062d\u062f\u062f \u0648\u0627\u0644\u0633\u0639\u0631 \u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0644\u0623\u062d\u062c\u0627\u0645 \u0627\u0644\u0634\u0627\u0626\u0639\u0629.<\/li>\n<\/ul>\n\n\n\n<p><strong>\u0645\u0642\u0627\u0631\u0646\u0629 \u0633\u0631\u064a\u0639\u0629<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u0627\u0644\u0639\u0627\u0645\u0644<\/th><th>\u0623\u0646\u0628\u0648\u0628 \u0645\u0644\u062d\u0648\u0645<\/th><th>\u0623\u0646\u0628\u0648\u0628 \u063a\u064a\u0631 \u0645\u0644\u062d\u0648\u0645<\/th><\/tr><\/thead><tbody><tr><td>\u0637\u0631\u064a\u0642\u0629 \u0627\u0644\u062a\u0635\u0646\u064a\u0639<\/td><td>\u062a\u0634\u0643\u064a\u0644 \u0627\u0644\u0634\u0631\u064a\u0637 + <strong>\u0627\u0644\u0644\u062d\u0627\u0645<\/strong><\/td><td>\u0627\u0644\u0628\u0644\u064a\u062a \u0645\u062b\u0642\u0648\u0628\u061b \u0644\u0627 <strong>\u0627\u0644\u062a\u0645\u0627\u0633<\/strong><\/td><\/tr><tr><td>\u0623\u0635\u063a\u0631 \u0639\u0645\u0644\u064a\u0629 <strong>\u0627\u0644\u0642\u0637\u0631<\/strong><\/td><td>\u0623\u0643\u0628\u0631<\/td><td>\u0623\u0635\u063a\u0631<\/td><\/tr><tr><td>\u0623\u0634\u0643\u0627\u0644 \u062a\u062a\u062c\u0627\u0648\u0632 \u0627\u0644\u062f\u0627\u0626\u0631\u064a\u0629<\/td><td>\u0645\u0631\u0628\u0639\u060c \u0645\u0633\u062a\u0637\u064a\u0644\u060c \u0628\u064a\u0636\u0627\u0648\u064a (\u063a\u0627\u0644\u0628\u0627\u064b \u0645\u0627 \u064a\u0643\u0648\u0646 <strong>\u0645\u0644\u062d\u0648\u0645\u0629 \u0637\u0648\u0644\u064a\u064b\u0627<\/strong>)<\/td><td>\u0645\u0633\u062a\u062f\u064a\u0631\u0629 \u0641\u064a \u0627\u0644\u063a\u0627\u0644\u0628<\/td><\/tr><tr><td>\u0627\u0644\u0636\u063a\u0637 \u0648\u0627\u0644\u0625\u0631\u0647\u0627\u0642<\/td><td>\u062c\u064a\u062f<\/td><td>\u0627\u0644\u0623\u0641\u0636\u0644<\/td><\/tr><tr><td>\u0627\u0644\u062a\u0643\u0644\u0641\u0629 \u0648\u0627\u0644\u062a\u0648\u0627\u0641\u0631<\/td><td>\u0623\u0642\u0644 \u0648\u0623\u0633\u0631\u0639<\/td><td>\u0623\u0639\u0644\u0649 \u0648\u0623\u0637\u0648\u0644<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u0625\u0630\u0627 \u0643\u0627\u0646 \u0645\u0634\u0631\u0648\u0639\u0643 \u064a\u062d\u062a\u0627\u062c \u0625\u0644\u0649 \u0645\u0642\u0627\u0637\u0639 \u0639\u0644\u0649 \u0634\u0643\u0644 \u0625\u0637\u0627\u0631\u0627\u062a \u0623\u0648 \u0648\u0627\u0642\u064a\u0627\u062a\u060c \u0641\u062a\u0635\u0641\u062d <strong>\u0623\u0646\u0628\u0648\u0628 \u0645\u0631\u0628\u0639 \u0645\u0646 \u0627\u0644\u0641\u0648\u0644\u0627\u0630 \u0627\u0644\u0645\u0642\u0627\u0648\u0645 \u0644\u0644\u0635\u062f\u0623<\/strong> \u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0627\u0644\u0623\u062d\u0645\u0627\u0644 \u0648\u0627\u0644\u062a\u0634\u0637\u064a\u0628\u0627\u062a \u0627\u0644\u0646\u0645\u0648\u0630\u062c\u064a\u0629 (<a href=\"https:\/\/jiuguangmetal.com\/ar\/%d8%a3%d9%86%d8%a7%d8%a8%d9%8a%d8%a8-%d9%85%d8%b1%d8%a8%d8%b9%d8%a9-%d9%85%d9%86-%d8%a7%d9%84%d9%81%d9%88%d9%84%d8%a7%d8%b0-%d8%a7%d9%84%d9%85%d9%82%d8%a7%d9%88%d9%85-%d9%84%d9%84%d8%b5%d8%af%d8%a3\/\">\u0627\u0644\u0645\u0644\u0627\u0645\u062d \u0627\u0644\u0645\u0631\u0628\u0639\u0629<\/a>) \u0648 <strong>\u0623\u0646\u0627\u0628\u064a\u0628 \u0645\u0633\u062a\u0637\u064a\u0644\u0629 \u0645\u0646 \u0627\u0644\u0641\u0648\u0644\u0627\u0630 \u0627\u0644\u0645\u0642\u0627\u0648\u0645 \u0644\u0644\u0635\u062f\u0623<\/strong> \u0644\u0644\u0623\u0628\u0648\u0627\u0628\u060c \u0648\u0627\u0644\u0646\u0627\u0642\u0644\u0627\u062a\u060c \u0648\u0627\u0644\u0645\u0631\u0641\u0642\u0627\u062a (<a href=\"https:\/\/jiuguangmetal.com\/ar\/%d8%a3%d9%86%d8%a7%d8%a8%d9%8a%d8%a8-%d9%85%d8%b3%d8%aa%d8%b7%d9%8a%d9%84%d8%a9-%d9%85%d9%86-%d8%a7%d9%84%d9%81%d9%88%d9%84%d8%a7%d8%b0-%d8%a7%d9%84%d9%85%d9%82%d8%a7%d9%88%d9%85-%d9%84%d9%84%d8%b5\/\">\u0627\u0644\u0645\u0644\u0627\u0645\u062d \u0627\u0644\u0645\u0633\u062a\u0637\u064a\u0644\u0629<\/a>).<\/p>\n\n\n\n<figure class=\"wp-block-image alignnone wp-image-2301\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"400\" src=\"http:\/\/jiuguangmetal.com\/wp-content\/uploads\/2025\/08\/a-photorealistic-side-by-side-industrial-compariso-1.webp\" alt=\"\u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0645\u0644\u062d\u0648\u0645\u0629 \u0645\u0642\u0627\u0628\u0644 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u063a\u064a\u0631 \u0627\u0644\u0645\u0644\u062d\u0648\u0645\u0629\" class=\"wp-image-2301\" title=\"\" srcset=\"https:\/\/jiuguangmetal.com\/wp-content\/uploads\/2025\/08\/a-photorealistic-side-by-side-industrial-compariso-1.webp 600w, https:\/\/jiuguangmetal.com\/wp-content\/uploads\/2025\/08\/a-photorealistic-side-by-side-industrial-compariso-1-300x200.webp 300w, https:\/\/jiuguangmetal.com\/wp-content\/uploads\/2025\/08\/a-photorealistic-side-by-side-industrial-compariso-1-18x12.webp 18w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><figcaption class=\"wp-element-caption\">\u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0645\u0644\u062d\u0648\u0645\u0629 \u0645\u0642\u0627\u0628\u0644 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u063a\u064a\u0631 \u0627\u0644\u0645\u0644\u062d\u0648\u0645\u0629<\/figcaption><\/figure>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-4-tube-welding-erw-laser-and-arc-how-the-welding-process-works\">4. \u0644\u062d\u0627\u0645 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628: \u0627\u0644\u0644\u062d\u0627\u0645 \u0628\u0627\u0644\u0645\u062a\u0641\u062c\u0631\u0627\u062a \u0645\u0646 \u0645\u062e\u0644\u0641\u0627\u062a \u0627\u0644\u062d\u0631\u0628 \u0648\u0627\u0644\u0644\u064a\u0632\u0631 \u0648\u0627\u0644\u0642\u0648\u0633-\u0643\u064a\u0641\u064a\u0629 \u0639\u0645\u0644 \u0639\u0645\u0644\u064a\u0629 \u0627\u0644\u0644\u062d\u0627\u0645<\/h2>\n\n\n\n<p>\u0639\u0644\u0649 \u0627\u0644\u062e\u0637\u0648\u0637 \u0627\u0644\u0645\u0644\u062d\u0648\u0645\u0629\u060c \u0641\u0625\u0646 <strong>\u0639\u0645\u0644\u064a\u0629 \u0627\u0644\u0644\u062d\u0627\u0645<\/strong> \u0639\u0627\u062f\u0629\u064b \u0645\u0627 \u062a\u0643\u0648\u0646 <strong>\u0627\u0644\u0644\u062d\u0627\u0645 \u0628\u0627\u0644\u0645\u0642\u0627\u0648\u0645\u0629 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629<\/strong> (\u0627\u0644\u0645\u062a\u0641\u062c\u0631\u0627\u062a \u0645\u0646 \u0645\u062e\u0644\u0641\u0627\u062a \u0627\u0644\u062d\u0631\u0628). \u062a\u0633\u062e\u064a\u0646 \u0627\u0644\u062d\u0648\u0627\u0641 \u0628\u0648\u0627\u0633\u0637\u0629 <strong>\u0645\u0642\u0627\u0648\u0645\u0629 \u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629<\/strong>\u064a\u063a\u0644\u0642 \u0627\u0644\u0636\u063a\u0637 <strong>\u0627\u0644\u0644\u062d\u0627\u0645<\/strong>. \u062a\u0646\u0627\u0633\u0628 \u0627\u0644\u0645\u0646\u0637\u0642\u0629 \u0627\u0644\u0636\u064a\u0642\u0629 \u0627\u0644\u0645\u062a\u0623\u062b\u0631\u0629 \u0628\u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0648\u0627\u0644\u0633\u0631\u0639\u0629 \u0627\u0644\u0639\u0627\u0644\u064a\u0629 \u0644\u0644\u0625\u0646\u062a\u0627\u062c.<br>\u0644\u0644\u0645\u0642\u0627\u0633\u0627\u062a \u0627\u0644\u0631\u0642\u064a\u0642\u0629 \u0648\u0627\u0644\u0644\u0645\u0633\u0627\u062a \u0627\u0644\u0646\u0647\u0627\u0626\u064a\u0629 \u0627\u0644\u0645\u0645\u062a\u0627\u0632\u0629, <strong>\u0627\u0644\u0644\u062d\u0627\u0645 \u0628\u0627\u0644\u0644\u064a\u0632\u0631<\/strong> \u064a\u0646\u062a\u062c \u0639\u0646\u0647 \u062f\u0642\u0629 \u0628\u0627\u0644\u063a\u0629 \u0627\u0644\u062f\u0642\u0629 <strong>\u0627\u0644\u0644\u062d\u0627\u0645<\/strong>.<br>\u0644\u0644\u062a\u0631\u0643\u064a\u0628\u0627\u062a \u0623\u0648 \u0627\u0644\u0634\u0641\u0627\u0647 \u0623\u0648 \u0623\u0639\u0645\u0627\u0644 \u0627\u0644\u0625\u0635\u0644\u0627\u062d, <strong>\u0627\u0644\u0644\u062d\u0627\u0645 \u0628\u0627\u0644\u0642\u0648\u0633 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a<\/strong> (GTAW\/SMAW) \u0623\u0645\u0631 \u0634\u0627\u0626\u0639.<\/p>\n\n\n\n<p><strong>\u0633\u0628\u0628 \u0623\u0647\u0645\u064a\u0629 \u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0639\u0645\u0644\u064a\u0629<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u0627\u0644\u0644\u062d\u0627\u0645 \u0628\u0627\u0644\u0645\u0642\u0627\u0648\u0645\u0629<\/strong> (ERW): \u0645\u062a\u0646\u0627\u0633\u0642 \u0648\u0633\u0631\u064a\u0639 \u0648\u0623\u0642\u0644 \u0642\u062f\u0631 \u0645\u0646 \u0627\u0644\u062a\u0634\u0637\u064a\u0628\u0627\u062a.<\/li>\n\n\n\n<li><strong>\u0627\u0644\u0644\u064a\u0632\u0631<\/strong>:: \u0636\u064a\u0642 <strong>\u0627\u0644\u0644\u062d\u0627\u0645<\/strong> \u0627\u0644\u0645\u0638\u0647\u0631 \u0627\u0644\u062c\u0627\u0646\u0628\u064a \u0648 HAZ \u0627\u0644\u0635\u063a\u064a\u0631 - \u0645\u0641\u064a\u062f \u062d\u064a\u062b <strong>\u062a\u0634\u0637\u064a\u0628 \u0627\u0644\u0633\u0637\u062d<\/strong> \u0623\u0645\u0631 \u0628\u0627\u0644\u063a \u0627\u0644\u0623\u0647\u0645\u064a\u0629.<\/li>\n\n\n\n<li><strong>\u0627\u0644\u0642\u0648\u0633<\/strong>:: \u0645\u0631\u0646\u0629 \u0644\u0644\u0646\u0645\u0627\u0630\u062c \u0627\u0644\u0623\u0648\u0644\u064a\u0629 \u0623\u0648 \u0627\u0644\u0645\u0631\u0641\u0642\u0627\u062a \u062d\u064a\u062b <strong>\u064a\u062a\u0645 \u062a\u0634\u0643\u064a\u0644 \u0627\u0644\u0623\u0646\u0628\u0648\u0628<\/strong> \u062e\u0627\u0631\u062c \u0627\u0644\u062e\u0637<\/li>\n<\/ul>\n\n\n\n<p>\u0648\u0628\u063a\u0636 \u0627\u0644\u0646\u0638\u0631 \u0639\u0646 \u0627\u0644\u062a\u0642\u0646\u064a\u0629\u060c \u062a\u062a\u062d\u0642\u0642 \u0645\u0631\u0627\u0642\u0628\u0629 \u0627\u0644\u062c\u0648\u062f\u0629 \u0645\u0646 <strong>\u062f\u0631\u0632 \u0627\u0644\u0644\u062d\u0627\u0645<\/strong> \u0639\u0628\u0631 \u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u062f\u0648\u0627\u0645\u064a \u0623\u0648 \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631 \u0628\u0627\u0644\u0645\u0648\u062c\u0627\u062a \u0641\u0648\u0642 \u0627\u0644\u0635\u0648\u062a\u064a\u0629. \u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u062e\u0637\u0648\u0637 \u0627\u0644\u062a\u062f\u0641\u0642\u060c \u0641\u0625\u0646 \u0625\u0632\u0627\u0644\u0629 \u0627\u0644\u062c\u0632\u0621 \u0627\u0644\u062f\u0627\u062e\u0644\u064a <strong>\u062e\u0631\u0632\u0629<\/strong> \u062d\u0648\u0644 <strong>\u0627\u0644\u0644\u062d\u0627\u0645<\/strong> \u064a\u062d\u0633\u0646 \u0645\u0646 \u0627\u0644\u0646\u0638\u0627\u0641\u0629.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-5-the-manufacturing-process-step-by-step-welded-and-seamless\">5. \u0639\u0645\u0644\u064a\u0629 \u0627\u0644\u062a\u0635\u0646\u064a\u0639\u060c \u062e\u0637\u0648\u0629 \u0628\u062e\u0637\u0648\u0629 (\u0645\u0644\u062d\u0648\u0645\u0629 \u0648\u063a\u064a\u0631 \u0645\u0644\u062d\u0648\u0645\u0629)<\/h2>\n\n\n\n<p><strong>\u064a\u062a\u0645 \u062a\u0635\u0646\u064a\u0639 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0645\u0644\u062d\u0648\u0645\u0629<\/strong> \u062a\u0642\u0631\u064a\u0628\u064b\u0627 \u0639\u0644\u0649 \u0627\u0644\u0646\u062d\u0648 \u0627\u0644\u062a\u0627\u0644\u064a: \u0641\u0643 \u0627\u0644\u0644\u0641 \u2192 \u062a\u0642\u0644\u064a\u0645 \u0627\u0644\u062d\u0627\u0641\u0629 \u2192 <strong>\u0627\u0644\u062a\u0634\u0643\u064a\u0644 \u0639\u0644\u0649 \u0627\u0644\u0628\u0627\u0631\u062f<\/strong> \u0644\u0644\u062a\u0642\u0631\u064a\u0628 \u2192 <strong>\u0627\u0644\u0644\u062d\u0627\u0645<\/strong> \u2192 \u0627\u0644\u062d\u062c\u0645 \u2192 \u0627\u0644\u0648\u0634\u0627\u062d <strong>\u062e\u0631\u0632\u0629<\/strong> \u0625\u0630\u0627 \u0643\u0627\u0646 \u0645\u062d\u062f\u062f\u064b\u0627 \u2190 \u0627\u0644\u062a\u0637\u0628\u064a\u0639\/\u0627\u0644\u062a\u0633\u0648\u064a\u0629 \u2190 \u0627\u0644\u062a\u0642\u0648\u064a\u0645 \u2190 \u0627\u0644\u062a\u0633\u0648\u064a\u0629 \u2190 \u0625\u0632\u0627\u0644\u0629 \u0627\u0644\u062a\u0634\u0648\u0647 \u2190 \u0627\u0644\u0642\u0637\u0639. \u0647\u0630\u0627 <strong>\u0639\u0645\u0644\u064a\u0629 \u0627\u0644\u0625\u0646\u062a\u0627\u062c<\/strong> \u0641\u0639\u0627\u0644\u0629 \u0648\u062a\u062f\u0639\u0645\u0647\u0627 \u0639\u0644\u0649 \u0627\u0644\u0645\u062f\u0649 \u0627\u0644\u0637\u0648\u064a\u0644 \"<strong>\u0623\u0646\u0628\u0648\u0628 \u0645\u062a\u0635\u0644<\/strong>\" \u064a\u062f\u064a\u0631.<\/p>\n\n\n\n<p><strong>\u0633\u0644\u0633<\/strong> <strong>\u0637\u0631\u064a\u0642\u0629 \u062a\u0635\u0646\u064a\u0639 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628<\/strong>:: \u062a\u0633\u062e\u064a\u0646 \u0627\u0644\u0628\u0644\u064a\u062a \u2190 \u0627\u0644\u062b\u0642\u0628 \u2190 \u0627\u0644\u0627\u0633\u062a\u0637\u0627\u0644\u0629 \u0641\u0648\u0642 <strong>\u0645\u063a\u0632\u0644<\/strong> (\u0641\u064a \u0628\u0639\u0636 \u0627\u0644\u0623\u062d\u064a\u0627\u0646 <strong>\u0627\u0644\u0628\u062b\u0642<\/strong>) \u2192 \u0627\u062e\u062a\u0632\u0627\u0644\u0647\u0627 \u0628\u0648\u0627\u0633\u0637\u0629 <strong>\u0627\u0644\u0631\u0633\u0645 \u0639\u0644\u0649 \u0627\u0644\u0628\u0627\u0631\u062f<\/strong> \u0623\u0648 <strong>\u0627\u0644\u062a\u062c\u0631\u064a\u0628<\/strong> \u2190 \u0627\u0644\u062a\u0637\u0628\u064a\u0639 \u0625\u0630\u0627 \u0644\u0632\u0645 \u0627\u0644\u0623\u0645\u0631 \u2190 \u0627\u0644\u062a\u0633\u0648\u064a\u0629 \u2190 \u0627\u0644\u062a\u0642\u0648\u064a\u0645 \u2190 \u0625\u0632\u0627\u0644\u0629 \u0627\u0644\u062a\u0634\u0648\u0647 \u2190 \u0627\u0644\u0642\u0637\u0639. \u062a\u0636\u064a\u0641 \u0628\u0639\u0636 \u0627\u0644\u0645\u0637\u0627\u062d\u0646 <strong>\u0637\u0631\u0642 \u0627\u0644\u062f\u0631\u0641\u0644\u0629 \u0648\u0627\u0644\u062a\u0634\u0643\u064a\u0644<\/strong> \u0623\u0648 \u0645\u062c\u062a\u0645\u0639\u0629 <strong>\u0637\u0631\u0642 \u0627\u0644\u062f\u0631\u0641\u0644\u0629 \u0639\u0644\u0649 \u0627\u0644\u0628\u0627\u0631\u062f \u0648\u0627\u0644\u062a\u0634\u0643\u064a\u0644 \u0639\u0644\u0649 \u0627\u0644\u0628\u0627\u0631\u062f<\/strong> \u0644\u0644\u0627\u062a\u0635\u0627\u0644 \u0628 <strong>\u0627\u0644\u062e\u0648\u0627\u0635 \u0627\u0644\u0645\u064a\u0643\u0627\u0646\u064a\u0643\u064a\u0629<\/strong>.<\/p>\n\n\n\n<p>\u0645\u0635\u0637\u0644\u062d\u0627\u062a \u0642\u062f \u062a\u0633\u0645\u0639\u0647\u0627 \u0641\u064a \u0627\u0644\u0645\u0637\u0627\u062d\u0646:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u0627\u0644\u0623\u0646\u0628\u0648\u0628 \u0627\u0644\u0623\u0645<\/strong>:: \u0627\u0644\u062c\u0648\u0641 \u0627\u0644\u0623\u0648\u0644 \u0628\u0639\u062f \u0627\u0644\u062b\u0642\u0628\u061b \u0648\u0623\u062d\u064a\u0627\u0646\u0627 <strong>\u0627\u0644\u0623\u0646\u0628\u0648\u0628 \u0627\u0644\u0623\u0645 \u0645\u062c\u0639\u062f<\/strong> \u0639\u0646\u062f \u0628\u062f\u0621 \u0627\u0644\u062a\u0634\u063a\u064a\u0644 \u0644\u062a\u062b\u0628\u064a\u062a \u0627\u0644\u062d\u0648\u0627\u0641 \u0642\u0628\u0644 \u0627\u0644\u062a\u0634\u063a\u064a\u0644 \u0627\u0644\u062b\u0627\u0628\u062a \u0639\u0644\u0649 \u062e\u0637\u0648\u0637 \u062e\u0627\u0635\u0629.<\/li>\n\n\n\n<li><strong>\u0627\u0644\u0635\u064a\u0627\u063a\u0629<\/strong>:: \u0639\u0645\u0644 \u0627\u0646\u0636\u063a\u0627\u0637\u064a \u0645\u0648\u0636\u0639\u064a \u0623\u062b\u0646\u0627\u0621 \u0627\u0644\u062a\u062d\u062c\u064a\u0645\u061b \u0648\u064a\u0633\u062a\u062e\u062f\u0645 \u0623\u064a\u0636\u0627\u064b \u0643\u0641\u0639\u0644 \u0641\u064a \u0628\u0639\u0636 \u0627\u0644\u0645\u062a\u0627\u062c\u0631.<\/li>\n\n\n\n<li><strong>\u0627\u0644\u062a\u0634\u0643\u064a\u0644 \u0639\u0644\u0649 \u0627\u0644\u0633\u0627\u062e\u0646<\/strong>:: \u0627\u0644\u0639\u0645\u0644\u064a\u0627\u062a \u0627\u0644\u062a\u064a \u062a\u062a\u0645 \u0641\u0648\u0642 \u062f\u0631\u062c\u0627\u062a \u062d\u0631\u0627\u0631\u0629 \u0625\u0639\u0627\u062f\u0629 \u0627\u0644\u062a\u0628\u0644\u0648\u0631.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-6-what-s-the-difference-between-a-welded-and-a-seamless-tube-technically\">6. \u0645\u0627 \u0627\u0644\u0641\u0631\u0642 \u0628\u064a\u0646 \u0627\u0644\u0623\u0646\u0628\u0648\u0628 \u0627\u0644\u0645\u0644\u062d\u0648\u0645 \u0648\u0627\u0644\u0623\u0646\u0628\u0648\u0628 \u063a\u064a\u0631 \u0627\u0644\u0645\u0644\u062d\u0648\u0645 - \u0645\u0646 \u0627\u0644\u0646\u0627\u062d\u064a\u0629 \u0627\u0644\u062a\u0642\u0646\u064a\u0629\u061f<\/h2>\n\n\n\n<p>\u063a\u0627\u0644\u0628\u064b\u0627 \u0645\u0627 \u064a\u0633\u0623\u0644 \u0627\u0644\u0645\u0647\u0646\u062f\u0633\u0648\u0646 <strong>\u0645\u0627 \u0627\u0644\u0641\u0631\u0642<\/strong> \u0645\u0646 \u0648\u062c\u0647\u0629 \u0646\u0638\u0631 \u0645\u0627\u062f\u064a\u0629. \u0641\u064a \u0627\u0644\u0645\u0644\u062d\u0648\u0645\u0629\u060c \u0641\u0625\u0646 <strong>\u0627\u0644\u0644\u062d\u0627\u0645 \u0627\u0644\u0637\u0648\u0644\u064a \u0627\u0644\u062c\u0627\u0631\u064a<\/strong> \u0637\u0648\u0644 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\u0627\u0644\u0643\u062a\u0627\u0644\u0648\u062c\u0627\u062a <strong>\u0645\u0644\u062d\u0648\u0645\u0629 \u0648\u063a\u064a\u0631 \u0645\u0644\u062d\u0648\u0645\u0629<\/strong> (\u0623\u0648 <strong>\u0645\u0644\u062d\u0648\u0645\u0629 \u0648\u063a\u064a\u0631 \u0645\u0644\u062d\u0648\u0645\u0629<\/strong>) \u062c\u0646\u0628\u064b\u0627 \u0625\u0644\u0649 \u062c\u0646\u0628 \u0644\u0623\u0646 \u0643\u0644\u0627\u0647\u0645\u0627 \u064a\u0641\u064a \u0628\u0645\u0639\u0627\u064a\u064a\u0631 ASTM\/EN \u0641\u064a \u062d\u0627\u0644\u0629 \u0627\u062c\u062a\u064a\u0627\u0632 \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631\u0627\u062a.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-7-tolerances-diameter-and-surface-finish-fit-and-longevity\">7. \u0627\u0644\u062a\u0641\u0627\u0648\u062a\u0627\u062a \u0627\u0644\u0645\u0633\u0645\u0648\u062d \u0628\u0647\u0627 \u0648\u0627\u0644\u0642\u0637\u0631 \u0648\u0627\u0644\u062a\u0634\u0637\u064a\u0628 \u0627\u0644\u0633\u0637\u062d\u064a (\u0627\u0644\u0645\u0644\u0627\u0621\u0645\u0629 \u0648\u0637\u0648\u0644 \u0627\u0644\u0639\u0645\u0631)<\/h2>\n\n\n\n<p>\u064a\u0639\u0648\u062f \u0643\u0644 \u0645\u0646 \u0627\u0644\u0645\u0644\u0627\u0621\u0645\u0629 \u0648\u0627\u0644\u062a\u0639\u0628 \u0648\u0627\u0644\u062a\u0622\u0643\u0644 \u0625\u0644\u0649 <strong>\u0627\u0644\u0642\u0637\u0631<\/strong>, <strong>\u0633\u064f\u0645\u0643 \u0627\u0644\u062c\u062f\u0627\u0631<\/strong>\u0648 <strong>\u062a\u0634\u0637\u064a\u0628 \u0627\u0644\u0633\u0637\u062d<\/strong>.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0644\u062a\u0631\u0643\u064a\u0628\u0627\u062a \u0627\u0644\u0635\u062d\u0641\u064a\u0629\u060c \u062d\u062f\u062f <strong>\u0642\u0637\u0631 \u0627\u0644\u0623\u0646\u0628\u0648\u0628<\/strong> \u0648 <strong>\u062a\u0641\u0627\u0648\u062a\u0627\u062a \u0623\u0643\u062b\u0631 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\u0627\u0644\u0623\u0643\u062b\u0631 \u0633\u0644\u0627\u0633\u0629. \u064a\u0645\u0632\u062c \u0627\u0644\u062a\u0644\u0645\u064a\u0639 \u0627\u0644\u0645\u0646\u0637\u0642\u0629 \u0627\u0644\u0645\u062d\u064a\u0637\u0629 <strong>\u0627\u0644\u0644\u062d\u0627\u0645<\/strong> \u0644\u0630\u0644\u0643 \u064a\u062a\u0645 \u062a\u0646\u0638\u064a\u0641 \u0627\u0644\u0623\u062c\u0632\u0627\u0621 \u0627\u0644\u062f\u0627\u062e\u0644\u064a\u0629 \u0628\u0633\u0647\u0648\u0644\u0629.<\/li>\n<\/ul>\n\n\n\n<p>\u0625\u0630\u0627 \u0643\u0646\u062a \u0628\u062d\u0627\u062c\u0629 \u0625\u0644\u0649 \u0645\u062e\u0632\u0648\u0646 \u062f\u0627\u0626\u0631\u064a \u0628\u0627\u0644\u062f\u0631\u062c\u0627\u062a \u0627\u0644\u0639\u0627\u062f\u064a\u0629\u060c \u0641\u0625\u0646 <strong>\u0623\u0646\u0628\u0648\u0628 \u062f\u0627\u0626\u0631\u064a \u0645\u0646 \u0627\u0644\u0641\u0648\u0644\u0627\u0630 \u0627\u0644\u0645\u0642\u0627\u0648\u0645 \u0644\u0644\u0635\u062f\u0623<\/strong> \u062a\u064f\u0639\u062f \u0627\u0644\u0635\u0641\u062d\u0627\u062a \u0645\u0631\u062c\u0639\u064b\u0627 \u0645\u0641\u064a\u062f\u064b\u0627 \u0644\u062a\u0641\u0627\u0635\u064a\u0644 \u0627\u0644\u0633\u0644\u0633\u0644\u0629 304 (<a href=\"https:\/\/jiuguangmetal.com\/ar\/%d8%a3%d9%86%d8%a8%d9%88%d8%a8-%d9%81%d9%88%d9%84%d8%a7%d8%b0-%d9%85%d9%82%d8%a7%d9%88%d9%85-%d9%84%d9%84%d8%b5%d8%af%d8%a3-304\/\">\u0645\u0631\u062c\u0639 \u0627\u0644\u0623\u0646\u0628\u0648\u0628 \u0627\u0644\u062f\u0627\u0626\u0631\u064a 304<\/a>). \u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0623\u0639\u0645\u0627\u0644 \u0627\u0644\u062a\u0635\u0645\u064a\u0645 \u0627\u0644\u0645\u062a\u0642\u062f\u0645\u0629\u060c \u062a\u062d\u062a\u0641\u0638 \u0627\u0644\u0639\u062f\u064a\u062f \u0645\u0646 \u0627\u0644\u0645\u062a\u0627\u062c\u0631 <strong>\u0623\u0646\u0628\u0648\u0628 \u0628\u064a\u0636\u0627\u0648\u064a \u063a\u064a\u0631 \u0642\u0627\u0628\u0644 \u0644\u0644\u0635\u062f\u0623<\/strong> \u0641\u064a \u0645\u062a\u0646\u0627\u0648\u0644 \u0627\u0644\u064a\u062f \u0644\u0644\u062f\u0631\u0627\u0628\u0632\u064a\u0646 \u0648\u0627\u0644\u0632\u062e\u0627\u0631\u0641 (<a href=\"https:\/\/jiuguangmetal.com\/ar\/%d8%a3%d9%86%d8%a7%d8%a8%d9%8a%d8%a8-%d8%a8%d9%8a%d8%b6%d8%a7%d9%88%d9%8a%d8%a9-%d8%a8%d9%8a%d8%b6%d8%a7%d9%88%d9%8a%d8%a9-%d8%a8%d9%8a%d8%b6%d8%a7%d9%88%d9%8a%d8%a9-%d9%85%d9%86-%d8%a7%d9%84%d9%81\/\">\u0646\u0638\u0631\u0629 \u0639\u0627\u0645\u0629 \u0628\u064a\u0636\u0627\u0648\u064a\u0629 \u0648\u0628\u064a\u0636\u0627\u0648\u064a\u0629 \u0627\u0644\u0634\u0643\u0644<\/a>).<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-8-corrosion-resistance-and-cleanliness-does-the-weld-seam-matter\">8. \u0645\u0642\u0627\u0648\u0645\u0629 \u0627\u0644\u062a\u0622\u0643\u0644 \u0648\u0627\u0644\u0646\u0638\u0627\u0641\u0629 - \u0647\u0644 \u0644\u062d\u0627\u0645 \u0627\u0644\u0644\u062d\u0627\u0645 \u0645\u0647\u0645\u061f<\/h2>\n\n\n\n<p>\u0641\u064a <strong>\u0627\u0644\u0641\u0648\u0644\u0627\u0630 \u0627\u0644\u0645\u0642\u0627\u0648\u0645 \u0644\u0644\u0635\u062f\u0623<\/strong>, <strong>\u0645\u0642\u0627\u0648\u0645\u0629 \u0627\u0644\u062a\u0622\u0643\u0644<\/strong> \u064a\u0639\u062a\u0645\u062f \u0623\u0643\u062b\u0631 \u0639\u0644\u0649 \u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0631\u062a\u0628\u0629 (\u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644\u060c 304 \u0645\u0642\u0627\u0628\u0644 316)\u060c \u0648\u0627\u0644\u062a\u0634\u0637\u064a\u0628\u060c \u0648\u0627\u0644\u0648\u0633\u0637 (\u0627\u0644\u0643\u0644\u0648\u0631\u064a\u062f\u0627\u062a\u060c \u0648\u0627\u0644\u0623\u062d\u0645\u0627\u0636\u060c \u0648\u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629). \u0628\u0639\u062f <strong>\u0627\u0644\u0644\u062d\u0627\u0645<\/strong>\u060c \u0641\u0625\u0646 \u0627\u0644\u062a\u062e\u0644\u064a\u0644\/\u0627\u0644\u062a\u062e\u0645\u064a\u0644 \u0627\u0644\u0645\u0646\u0627\u0633\u0628 \u064a\u0633\u062a\u0639\u064a\u062f \u0637\u0628\u0642\u0629 \u0627\u0644\u0623\u0643\u0633\u064a\u062f \u0627\u0644\u0648\u0627\u0642\u064a\u0629\u061b \u0644\u0630\u0627 \u0641\u0625\u0646 <strong>\u0627\u0644\u0644\u062d\u0627\u0645<\/strong> \u0639\u0631\u0648\u0636 \u0645\u0645\u0627\u062b\u0644\u0629 <strong>\u0627\u0644\u062a\u0622\u0643\u0644<\/strong> \u0627\u0644\u0623\u062f\u0627\u0621 \u0625\u0644\u0649 \u0627\u0644\u0645\u0639\u062f\u0646 \u0627\u0644\u0623\u0645 \u0641\u064a \u0645\u0639\u0638\u0645 \u0627\u0644\u062e\u062f\u0645\u0627\u062a.<\/p>\n\n\n\n<p>\u064a\u0633\u0627\u0639\u062f \u0627\u0644\u062a\u0635\u0645\u064a\u0645 \u0623\u064a\u0636\u0627\u064b: \u062a\u062c\u0646\u0628 \u0627\u0644\u0634\u0642\u0648\u0642 \u062d\u0648\u0644 <strong>\u0627\u0644\u0644\u062d\u0627\u0645<\/strong> \u0627\u0644\u062c\u0630\u0631 \u0648\u0627\u0644\u062a\u0623\u0643\u062f \u0645\u0646 \u0623\u0646 \u0627\u0644\u0645\u0635\u0627\u0631\u0641\/\u0627\u0644\u0645\u0646\u0627\u0647\u0644 \u062a\u0632\u064a\u0644 \u0627\u0644\u0633\u0648\u0627\u0626\u0644 \u0627\u0644\u0631\u0627\u0643\u062f\u0629. \u062d\u064a\u062b\u0645\u0627 \u062a\u0643\u0648\u0646 \u0627\u0644\u0646\u0638\u0627\u0641\u0629 \u0635\u0627\u0631\u0645\u0629\u060c \u0628\u0637\u0627\u0642\u0629 \u0627\u0644\u0647\u0648\u064a\u0629 <strong>\u062e\u0631\u0632\u0629<\/strong> \u0627\u0644\u0625\u0632\u0627\u0644\u0629 \u0648\u0627\u0644\u062a\u0644\u0645\u064a\u0639 \u0644\u062a\u062d\u0633\u064a\u0646 \u0642\u0627\u0628\u0644\u064a\u0629 \u0627\u0644\u062a\u0646\u0638\u064a\u0641.<\/p>\n\n\n\n<figure class=\"wp-block-image alignnone wp-image-1733\"><img loading=\"lazy\" decoding=\"async\" width=\"858\" height=\"570\" src=\"http:\/\/jiuguangmetal.com\/wp-content\/uploads\/2025\/06\/A41I1213_2.webp\" alt=\"\u0623\u0646\u0628\u0648\u0628 \u0627\u0644\u0641\u0648\u0644\u0627\u0630 \u0627\u0644\u0645\u0642\u0627\u0648\u0645 \u0644\u0644\u0635\u062f\u0623\" class=\"wp-image-1733\" title=\"\" srcset=\"https:\/\/jiuguangmetal.com\/wp-content\/uploads\/2025\/06\/A41I1213_2.webp 858w, https:\/\/jiuguangmetal.com\/wp-content\/uploads\/2025\/06\/A41I1213_2-300x199.webp 300w, https:\/\/jiuguangmetal.com\/wp-content\/uploads\/2025\/06\/A41I1213_2-768x510.webp 768w, https:\/\/jiuguangmetal.com\/wp-content\/uploads\/2025\/06\/A41I1213_2-18x12.webp 18w\" sizes=\"auto, (max-width: 858px) 100vw, 858px\" \/><figcaption class=\"wp-element-caption\">\u0623\u0646\u0628\u0648\u0628 \u0641\u0648\u0644\u0627\u0630 \u0645\u0642\u0627\u0648\u0645 \u0644\u0644\u0635\u062f\u0623 304<\/figcaption><\/figure>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-9-costs-lead-time-and-availability-practical-buying-signals\">9. \u0627\u0644\u062a\u0643\u0627\u0644\u064a\u0641 \u0648\u0627\u0644\u0645\u0647\u0644\u0629 \u0627\u0644\u0632\u0645\u0646\u064a\u0629 \u0648\u0627\u0644\u062a\u0648\u0627\u0641\u0631 - \u0625\u0634\u0627\u0631\u0627\u062a \u0639\u0645\u0644\u064a\u0629 \u0644\u0644\u0634\u0631\u0627\u0621<\/h2>\n\n\n\n<p>\u0644\u0623\u0646 \u0627\u0644\u0634\u0631\u064a\u0637 \u0625\u0644\u0649<strong>\u0627\u0644\u0644\u062d\u0627\u0645<\/strong> \u062a\u0639\u0645\u0644 \u0627\u0644\u062e\u0637\u0648\u0637 \u0628\u0633\u0631\u0639\u0629\u060c \u0648\u0639\u0627\u062f\u0629\u064b \u0645\u0627 \u064a\u062a\u0645 \u0634\u062d\u0646 \u0627\u0644\u0645\u0646\u062a\u062c\u0627\u062a \u0627\u0644\u0645\u0644\u062d\u0648\u0645\u0629 \u0628\u0634\u0643\u0644 \u0623\u0633\u0631\u0639 \u0648\u0628\u062a\u0643\u0644\u0641\u0629 \u0623\u0642\u0644. <strong>\u0633\u0644\u0633<\/strong> \u064a\u0639\u062a\u0645\u062f \u0639\u0644\u0649 \u062c\u062f\u0627\u0648\u0644 \u0627\u0644\u0628\u0644\u064a\u062a \u0648\u062e\u0637\u0648\u0627\u062a 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\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\n<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-10-choosing-materials-and-forms-stainless-mild-steel-and-beyond\">10- \u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0648\u0627\u062f \u0648\u0627\u0644\u0623\u0634\u0643\u0627\u0644 - \u0627\u0644\u0641\u0648\u0644\u0627\u0630 \u0627\u0644\u0645\u0642\u0627\u0648\u0645 \u0644\u0644\u0635\u062f\u0623 \u0648\u0627\u0644\u0635\u0644\u0628 \u0627\u0644\u0637\u0631\u064a \u0648\u0645\u0627 \u0628\u0639\u062f\u0647<\/h2>\n\n\n\n<p>\u064a\u062e\u062a\u0627\u0631 \u0645\u0639\u0638\u0645 \u0627\u0644\u0645\u0633\u062a\u062e\u062f\u0645\u064a\u0646 \u0627\u0644\u0635\u0646\u0627\u0639\u064a\u064a\u0646 <strong>\u0627\u0644\u0641\u0648\u0644\u0627\u0630 \u0627\u0644\u0645\u0642\u0627\u0648\u0645 \u0644\u0644\u0635\u062f\u0623<\/strong> \u0644\u062a\u0648\u0627\u0632\u0646\u0647\u0627 \u0628\u064a\u0646 \u0627\u0644\u0642\u0648\u0629 \u0648\u0627\u0644\u062a\u062d\u0643\u0645 \u0641\u064a \u0627\u0644\u062a\u0622\u0643\u0644. \u0648\u0644\u0643\u0646 <strong>\u0627\u0644\u0641\u0648\u0644\u0627\u0630 \u0627\u0644\u0643\u0631\u0628\u0648\u0646\u064a<\/strong> \u0623\u0648 <strong>\u0627\u0644\u0641\u0648\u0644\u0627\u0630 \u0627\u0644\u0637\u0631\u064a<\/strong> \u064a\u0645\u0643\u0646 \u0623\u0646 \u062a\u0643\u0648\u0646 \u0627\u0642\u062a\u0635\u0627\u062f\u064a\u0629 \u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0644\u0647\u064a\u0627\u0643\u0644 \u0627\u0644\u062c\u0627\u0641\u0629 \u0648\u0627\u0644\u062f\u0627\u062e\u0644\u064a\u0629. \u0641\u064a \u0627\u0644\u0643\u062a\u0627\u0644\u0648\u062c\u0627\u062a \u0648\u0627\u0644\u0645\u0637\u0628\u0648\u0639\u0627\u062a\u060c \u0633\u062a\u0631\u0649 \u0623\u064a\u0636\u064b\u0627 <strong>\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0635\u0644\u0628<\/strong> \u0648 <strong>\u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0645\u0644\u062d\u0648\u0645\u0629<\/strong> \u062a\u0645 \u0627\u0633\u062a\u062f\u0639\u0627\u0624\u0647\u0627 \u062d\u0633\u0628 \u0627\u0644\u062c\u062f\u0648\u0644 \u0627\u0644\u0632\u0645\u0646\u064a; <strong>\u0623\u0646\u0628\u0648\u0628 \u0641\u0648\u0644\u0627\u0630\u064a<\/strong> \u0648 <strong>\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0635\u0644\u0628<\/strong> \u0627\u0633\u062a\u062e\u062f\u0627\u0645 OD \u0627\u0644\u0641\u0639\u0644\u064a \u0648 <strong>\u0633\u064f\u0645\u0643 \u0627\u0644\u062c\u062f\u0627\u0631<\/strong>.<\/p>\n\n\n\n<p>\u0625\u0630\u0627 \u0643\u0646\u062a \u062a\u0642\u0648\u0645 \u0628\u0648\u0632\u0646 \u0627\u0644\u0623\u0634\u0643\u0627\u0644 \u0627\u0644\u062e\u0627\u0635\u0629 \u0628\u0627\u0644\u0625\u0637\u0627\u0631\u0627\u062a \u0623\u0648 \u0627\u0644\u0646\u0627\u0642\u0644\u0627\u062a\u060c \u0641\u0642\u0645 \u0628\u0645\u0642\u0627\u0631\u0646\u0629 \u0627\u0644\u0623\u062d\u0645\u0627\u0644 \u0648\u0627\u0644\u0627\u0646\u062a\u0647\u0627\u0621 \u0645\u0646 <strong>\u0623\u0646\u0627\u0628\u064a\u0628 \u0645\u0633\u062a\u0637\u064a\u0644\u0629 \u0645\u0646 \u0627\u0644\u0641\u0648\u0644\u0627\u0630 \u0627\u0644\u0645\u0642\u0627\u0648\u0645 \u0644\u0644\u0635\u062f\u0623<\/strong> (<a href=\"https:\/\/jiuguangmetal.com\/ar\/%d8%a3%d9%86%d8%a7%d8%a8%d9%8a%d8%a8-%d9%85%d8%b3%d8%aa%d8%b7%d9%8a%d9%84%d8%a9-%d9%85%d9%86-%d8%a7%d9%84%d9%81%d9%88%d9%84%d8%a7%d8%b0-%d8%a7%d9%84%d9%85%d9%82%d8%a7%d9%88%d9%85-%d9%84%d9%84%d8%b5\/\">\u0627\u0644\u0645\u0644\u0627\u0645\u062d \u0627\u0644\u0645\u0633\u062a\u0637\u064a\u0644\u0629<\/a>) \u0648\u0639\u0644\u0649 <strong>\u0623\u0646\u0628\u0648\u0628 \u0645\u0631\u0628\u0639 \u0645\u0646 \u0627\u0644\u0641\u0648\u0644\u0627\u0630 \u0627\u0644\u0645\u0642\u0627\u0648\u0645 \u0644\u0644\u0635\u062f\u0623<\/strong> (<a href=\"https:\/\/jiuguangmetal.com\/ar\/%d8%a3%d9%86%d8%a7%d8%a8%d9%8a%d8%a8-%d9%85%d8%b1%d8%a8%d8%b9%d8%a9-%d9%85%d9%86-%d8%a7%d9%84%d9%81%d9%88%d9%84%d8%a7%d8%b0-%d8%a7%d9%84%d9%85%d9%82%d8%a7%d9%88%d9%85-%d9%84%d9%84%d8%b5%d8%af%d8%a3\/\">\u0627\u0644\u0645\u0644\u0627\u0645\u062d \u0627\u0644\u0645\u0631\u0628\u0639\u0629<\/a>) \u0644\u0644\u0639\u062b\u0648\u0631 \u0639\u0644\u0649 \u0623\u0641\u0636\u0644 \u0645\u0639\u0627\u0645\u0644 \u0645\u0642\u0637\u0639 \u0644\u0644\u0648\u0632\u0646.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-11-standards-testing-and-quality-assurance-how-code-keeps-you-safe\">11. \u0627\u0644\u0645\u0639\u0627\u064a\u064a\u0631\u060c \u0648\u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631\u060c \u0648\u0636\u0645\u0627\u0646 \u0627\u0644\u062c\u0648\u062f\u0629 - \u0643\u064a\u0641 \u064a\u0628\u0642\u064a\u0643 \u0627\u0644\u0631\u0645\u0632 \u0622\u0645\u0646\u064b\u0627<\/h2>\n\n\n\n<p>\u062a\u0634\u0645\u0644 \u0627\u0644\u0645\u0631\u0627\u062c\u0639 \u0627\u0644\u0634\u0627\u0626\u0639\u0629 \u0645\u0627 \u064a\u0644\u064a:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>ASTM A269 \/ A249<\/strong> \u0644\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0648 <strong>\u0623\u0646\u0648\u0627\u0639 \u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0641\u0648\u0644\u0627\u0630 \u0627\u0644\u0645\u0642\u0627\u0648\u0645 \u0644\u0644\u0635\u062f\u0623<\/strong>.<\/li>\n\n\n\n<li><strong>ASTM A312<\/strong> (a <strong>\u0623\u0646\u0627\u0628\u064a\u0628 \u063a\u064a\u0631 \u0645\u0644\u062d\u0648\u0645\u0629<\/strong> \/ \u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0645\u0644\u062d\u0648\u0645\u0629) \u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0636\u063a\u0637.<\/li>\n\n\n\n<li><strong>ASME B36.19M<\/strong> \u0644\u0645\u062e\u0637\u0637\u0627\u062a \u0627\u0644\u0645\u0642\u0627\u0633\u0627\u062a.<\/li>\n\n\n\n<li>\u0645\u0639\u0627\u062f\u0644\u0627\u062a EN\/ISO \u0639\u0644\u0649 \u0645\u0633\u062a\u0648\u0649 \u0627\u0644\u0639\u0627\u0644\u0645.<\/li>\n<\/ul>\n\n\n\n<p>\u0641\u062d\u0648\u0635\u0627\u062a \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631 \u063a\u064a\u0631 \u0627\u0644\u0645\u062a\u0644\u0641 (\u0641\u062d\u0635 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u062f\u0648\u0627\u0645\u064a\/\u0627\u0644\u062a\u0641\u062a\u064a\u0634 \u0627\u0644\u0630\u0627\u062a\u064a) <strong>\u0627\u0644\u0644\u062d\u0627\u0645<\/strong> \u0627\u0644\u0645\u0646\u0637\u0642\u0629 \u0623\u0648 \u0627\u0644\u062c\u0633\u0645 \u0628\u0627\u0644\u0643\u0627\u0645\u0644. \u062a\u0639\u0627\u0644\u062c \u0639\u0645\u0644\u064a\u0627\u062a \u0627\u0644\u062a\u062d\u0642\u0642 \u0645\u0646 \u0627\u0644\u062a\u0633\u0637\u064a\u062d \u0648\u0627\u0644\u062a\u0633\u0637\u064a\u062d \u0648\u0627\u0644\u062a\u0648\u0647\u062c <strong>\u0627\u0644\u062e\u0648\u0627\u0635 \u0627\u0644\u0645\u064a\u0643\u0627\u0646\u064a\u0643\u064a\u0629<\/strong>. \u064a\u0624\u0643\u062f \u0627\u0644\u062a\u062d\u062f\u064a\u062f \u0627\u0644\u0625\u064a\u062c\u0627\u0628\u064a \u0644\u0644\u0645\u0648\u0627\u062f (PMI) \u0627\u0644\u062f\u0631\u062c\u0629. \u062a\u0648\u0636\u062d \u0647\u0630\u0647 \u0627\u0644\u0625\u062c\u0631\u0627\u0621\u0627\u062a \u0627\u0644\u0631\u0648\u062a\u064a\u0646\u064a\u0629 \u0633\u0628\u0628 <strong>\u0645\u0644\u062d\u0648\u0645\u0629 \u063a\u064a\u0631 \u0642\u0627\u0628\u0644\u0629 \u0644\u0644\u0635\u062f\u0623<\/strong> \u0648 <strong>\u063a\u064a\u0631 \u0645\u0644\u062d\u0648\u0645 \u0645\u0642\u0627\u0648\u0645 \u0644\u0644\u0635\u062f\u0623<\/strong> \u0643\u0644\u0627\u0647\u0645\u0627 \u064a\u0638\u0647\u0631\u0627\u0646 \u0641\u064a \u0643\u062a\u0628 \u0627\u0644\u0631\u0645\u0648\u0632 \u0643\u062e\u064a\u0627\u0631\u0627\u062a \u0645\u0642\u0628\u0648\u0644\u0629 \u0639\u0646\u062f\u0645\u0627 \u064a\u062a\u0648\u0627\u0641\u0642\u0627\u0646 \u0645\u0639 <strong>\u0639\u0645\u0644\u064a\u0629 \u0627\u0644\u062a\u0635\u0646\u064a\u0639<\/strong> \u0648\u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631.<\/p>\n\n\n\n<p><strong>\u0645\u0632\u064a\u062f \u0645\u0646 \u0627\u0644\u0642\u0631\u0627\u0621\u0629<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/www.twi-global.com\/technical-knowledge\/faqs\/what-is-erw-pipe\" rel=\"nofollow noopener\" target=\"_blank\">TWI - \u0645\u0627 \u0647\u064a \u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0645\u062a\u0641\u062c\u0631\u0627\u062a \u0645\u0646 \u0645\u062e\u0644\u0641\u0627\u062a \u0627\u0644\u062d\u0631\u0628\u061f<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.astm.org\/\" rel=\"nofollow noopener\" target=\"_blank\">\u0627\u0644\u0628\u062d\u062b \u0639\u0646 \u0645\u0639\u0627\u064a\u064a\u0631 ASTM<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.asme.org\/\" rel=\"nofollow noopener\" target=\"_blank\">\u0646\u0638\u0631\u0629 \u0639\u0627\u0645\u0629 \u0639\u0644\u0649 ASME B36.19M<\/a><\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-12-real-world-uses-how-welded-and-seamless-solve-different-jobs\">12. \u0627\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645\u0627\u062a \u0641\u064a \u0627\u0644\u0639\u0627\u0644\u0645 \u0627\u0644\u062d\u0642\u064a\u0642\u064a - \u0643\u064a\u0641 \u064a\u062d\u0644 \u0627\u0644\u0645\u0644\u062d\u0648\u0645 \u0648\u0627\u0644\u0633\u0644\u0633 \u0648\u0638\u0627\u0626\u0641 \u0645\u062e\u062a\u0644\u0641\u0629<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u0627\u0644\u0625\u0637\u0627\u0631\u0627\u062a \u0648\u0627\u0644\u062d\u0631\u0627\u0633 (\u0645\u0644\u062d\u0648\u0645\u0629)<\/strong>: \u0627\u0644\u0645\u0642\u0627\u0637\u0639 \u0627\u0644\u0645\u0631\u0628\u0639\u0629\/\u0627\u0644\u0645\u0633\u062a\u0637\u064a\u0644\u0629 \u0647\u064a <strong>\u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0645\u062b\u0627\u0644\u064a\u0629<\/strong> \u0644\u0625\u0637\u0627\u0631\u0627\u062a \u0627\u0644\u0644\u062d\u0627\u0645. \u0628\u0639\u062f <strong>\u0627\u0644\u0644\u062d\u0627\u0645<\/strong>\u060c\u064a\u0645\u0643\u0646 \u0623\u0646 \u062a\u0643\u0648\u0646 \u0627\u0644\u0632\u0648\u0627\u064a\u0627 \u0646\u0635\u0641 \u0642\u0637\u0631\u064a\u0629 \u0644\u0646\u0638\u0627\u0641\u0629 \u0646\u0638\u064a\u0641\u0629 <strong>\u062a\u0634\u0637\u064a\u0628 \u0627\u0644\u0633\u0637\u062d<\/strong>.<\/li>\n\n\n\n<li><strong>\u0627\u0644\u0647\u064a\u062f\u0631\u0648\u0644\u064a\u0643\u064a\u0627\u062a (\u0633\u0644\u0633)<\/strong>: <strong>\u0623\u0646\u0627\u0628\u064a\u0628 \u0628\u0642\u0637\u0631 \u0623\u0635\u063a\u0631<\/strong> \u0630\u0627\u062a \u0627\u0644\u062c\u062f\u0627\u0631 \u0627\u0644\u0645\u0648\u062d\u062f \u062a\u062a\u0639\u0627\u0645\u0644 \u0645\u0639 \u0627\u0644\u0646\u0628\u0636 \u0628\u0634\u0643\u0644 \u0623\u0641\u0636\u0644\u061b \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 <strong>\u0642\u062f<\/strong> \u0627\u0644\u062d\u0635\u0648\u0644 \u0639\u0644\u0649 \u0633\u062d\u0628 \u0625\u0636\u0627\u0641\u064a \u0644\u0640 <strong>\u062a\u0641\u0627\u0648\u062a\u0627\u062a \u0623\u0643\u062b\u0631 \u0635\u0631\u0627\u0645\u0629<\/strong>.<\/li>\n\n\n\n<li><strong>\u0627\u0644\u0623\u063a\u0630\u064a\u0629 \u0648\u0627\u0644\u0623\u062f\u0648\u064a\u0629 (\u0645\u0644\u062d\u0648\u0645\u0629 \u0645\u0639 \u0627\u0644\u062a\u0644\u0645\u064a\u0639)<\/strong>: \u0645\u0639\u0631\u0641 \u0633\u0644\u0633 \u062d\u064a\u062b <strong>\u0627\u0644\u0641\u0648\u0644\u0627\u0630 \u0627\u0644\u0645\u0642\u0627\u0648\u0645 \u0644\u0644\u0635\u062f\u0623 \u0641\u064a \u0623\u0646\u0628\u0648\u0628<\/strong> \u0645\u0635\u0642\u0648\u0644 \u0648 <strong>\u0627\u0644\u0644\u062d\u0627\u0645<\/strong> \u0645\u0645\u0632\u0648\u062c.<\/li>\n\n\n\n<li><strong>\u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u0639\u0627\u0644\u064a\u0629<\/strong>: \u062a\u062d\u062a\u0627\u062c \u0628\u0639\u0636 \u0627\u0644\u062f\u0631\u062c\u0627\u062a \u0625\u0644\u0649 \u0645\u0627 \u0628\u0639\u062f<strong>\u0627\u0644\u0644\u062d\u0627\u0645<\/strong> \u0627\u0644\u0645\u0639\u0627\u0644\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u064a\u0629 \u0644\u0645\u0648\u0627\u0632\u0646\u0629 \u0627\u0644\u0641\u0631\u064a\u062a\/\u0627\u0644\u0623\u0648\u0633\u062a\u0646\u064a\u062a.<\/li>\n<\/ul>\n\n\n\n<p>\u0644\u0644\u062a\u0635\u0641\u062d \u0627\u0644\u0633\u0631\u064a\u0639 \u062d\u0633\u0628 \u0627\u0644\u0634\u0643\u0644 \u0623\u0648 \u0627\u0644\u062f\u0631\u062c\u0629\u060c \u064a\u062d\u062a\u0641\u0638 \u0627\u0644\u0639\u062f\u064a\u062f \u0645\u0646 \u0627\u0644\u0645\u0634\u062a\u0631\u064a\u0646 \u0628\u0640 <strong>\u0623\u0646\u0628\u0648\u0628 \u0641\u0648\u0644\u0627\u0630\u064a \u0645\u0642\u0627\u0648\u0645 \u0644\u0644\u0635\u062f\u0623 (\u062f\u0627\u0626\u0631\u064a)<\/strong> \u062f\u0644\u064a\u0644 \u0645\u0641\u062a\u0648\u062d (<a href=\"https:\/\/jiuguangmetal.com\/ar\/%d8%a3%d9%86%d8%a7%d8%a8%d9%8a%d8%a8-%d8%a7%d9%84%d8%b5%d9%84%d8%a8-%d8%a7%d9%84%d9%85%d8%b3%d8%aa%d8%af%d9%8a%d8%b1%d8%a9\/\">\u062f\u0644\u064a\u0644 \u0627\u0644\u0645\u0642\u0627\u0633\u0627\u062a \u0627\u0644\u062f\u0627\u0626\u0631\u064a\u0629<\/a>) \u0645\u0639 \u0627\u0644\u062a\u062d\u0642\u0642 \u0623\u064a\u0636\u064b\u0627 \u0645\u0646 <strong>\u0623\u0646\u0628\u0648\u0628 \u0628\u064a\u0636\u0627\u0648\u064a \u063a\u064a\u0631 \u0642\u0627\u0628\u0644 \u0644\u0644\u0635\u062f\u0623<\/strong> \u062e\u064a\u0627\u0631\u0627\u062a \u0627\u0646\u062a\u0642\u0627\u0644\u0627\u062a \u0627\u0644\u062f\u0631\u0627\u0628\u0632\u064a\u0646 \u0623\u0648 \u0627\u0644\u0632\u062e\u0631\u0641\u0629 (<a href=\"https:\/\/jiuguangmetal.com\/ar\/%d8%a3%d9%86%d8%a7%d8%a8%d9%8a%d8%a8-%d8%a8%d9%8a%d8%b6%d8%a7%d9%88%d9%8a%d8%a9-%d8%a8%d9%8a%d8%b6%d8%a7%d9%88%d9%8a%d8%a9-%d8%a8%d9%8a%d8%b6%d8%a7%d9%88%d9%8a%d8%a9-%d9%85%d9%86-%d8%a7%d9%84%d9%81\/\">\u0646\u0638\u0631\u0629 \u0639\u0627\u0645\u0629 \u0628\u064a\u0636\u0627\u0648\u064a\u0629 \u0648\u0628\u064a\u0636\u0627\u0648\u064a\u0629 \u0627\u0644\u0634\u0643\u0644<\/a>).<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-13-mini-glossary-helps-with-specifications\">13- \u0645\u0633\u0631\u062f \u0645\u0635\u0637\u0644\u062d\u0627\u062a \u0635\u063a\u064a\u0631 (\u064a\u0633\u0627\u0639\u062f \u0641\u064a \u0627\u0644\u0645\u0648\u0627\u0635\u0641\u0627\u062a)<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0645\u0644\u062d\u0648\u0645\u0629 \u0645\u0642\u0627\u0628\u0644 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u063a\u064a\u0631 \u0627\u0644\u0645\u0644\u062d\u0648\u0645\u0629<\/strong>:: \u0627\u0644\u0627\u062e\u062a\u064a\u0627\u0631 \u0639\u0644\u0649 \u0623\u0633\u0627\u0633 \u0627\u0644\u0645\u062e\u0627\u0637\u0631 \u0648\u0627\u0644\u062d\u062c\u0645 \u0648\u0627\u0644\u0634\u0643\u0644.<\/li>\n\n\n\n<li><strong>\u0627\u0644\u0641\u0631\u0642 \u0628\u064a\u0646 \u0627\u0644\u0645\u0644\u062d\u0648\u0645\u0629<\/strong> \u0648\u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u063a\u064a\u0631 \u0627\u0644\u0645\u0644\u062d\u0648\u0645\u0629: \u0648\u062c\u0648\u062f\/\u0639\u062f\u0645 \u0648\u062c\u0648\u062f \u0627\u0646\u062f\u0645\u0627\u062c <strong>\u0627\u0644\u062a\u0645\u0627\u0633<\/strong>.<\/li>\n\n\n\n<li><strong>\u064a\u0645\u0643\u0646 \u0635\u0646\u0639 \u0627\u0644\u0623\u0646\u0628\u0648\u0628<\/strong> \u0628\u0648\u0627\u0633\u0637\u0629 \u0634\u0631\u064a\u0637-<strong>\u0627\u0644\u0634\u0643\u0644 \u062b\u0645 \u0627\u0644\u0644\u062d\u0627\u0645<\/strong>\u060c \u0623\u0648 \u0639\u0646 \u0637\u0631\u064a\u0642 \u062b\u0642\u0628 \u0627\u0644\u0628\u0644\u064a\u062a \u0625\u0644\u0649 <strong>\u062a\u0634\u0643\u064a\u0644 \u0633\u0644\u0633<\/strong> \u062c\u0648\u0641\u0627\u0621.<\/li>\n\n\n\n<li><strong>\u062a\u0642\u0646\u064a\u0627\u062a \u0627\u0644\u0644\u062d\u0627\u0645<\/strong>: <strong>\u0627\u0644\u0644\u062d\u0627\u0645 \u0628\u0627\u0644\u0645\u0642\u0627\u0648\u0645\u0629<\/strong> (ERW), <strong>\u0627\u0644\u0644\u062d\u0627\u0645 \u0628\u0627\u0644\u0644\u064a\u0632\u0631<\/strong>\u0648 <strong>\u0627\u0644\u0644\u062d\u0627\u0645 \u0628\u0627\u0644\u0642\u0648\u0633 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a<\/strong>.<\/li>\n\n\n\n<li><strong>\u0641\u0648\u0644\u0627\u0630 \u0645\u0644\u062d\u0648\u0645<\/strong> \u0645\u0642\u0627\u0628\u0644 <strong>\u0641\u0648\u0644\u0627\u0630 \u063a\u064a\u0631 \u0645\u0644\u062d\u0648\u0645<\/strong>:: \u0643\u0644\u0627\u0647\u0645\u0627 \u064a\u0641\u064a \u0628\u0627\u0644\u0634\u0641\u0631\u0629 \u0639\u0646\u062f \u0627\u062c\u062a\u064a\u0627\u0632 \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631\u0627\u062a.<\/li>\n\n\n\n<li><strong>\u0623\u0646\u0627\u0628\u064a\u0628 \u0642\u0637\u0631\u0647\u0627 \/ \u0623\u0646\u0627\u0628\u064a\u0628 \u0642\u0637\u0631\u0647\u0627<\/strong>:: \u0627\u0644\u0639\u0628\u0627\u0631\u0627\u062a \u0627\u0644\u0634\u0627\u0626\u0639\u0629 \u0644\u0640 OD \u0641\u064a \u0627\u0644\u0643\u062a\u0627\u0644\u0648\u062c\u0627\u062a<\/li>\n\n\n\n<li><strong>\u0627\u0644\u0623\u0646\u0628\u0648\u0628 \u0627\u0644\u0623\u0645<\/strong>:: \u0623\u062c\u0648\u0641 \u0648\u0633\u064a\u0637\u061b \u062a\u0642\u0648\u0644 \u0628\u0639\u0636 \u0627\u0644\u062e\u0637\u0648\u0637 <strong>\u0627\u0644\u0623\u0646\u0628\u0648\u0628 \u0627\u0644\u0623\u0645 \u0645\u062c\u0639\u062f<\/strong> \u0623\u062b\u0646\u0627\u0621 \u0627\u0644\u0628\u062f\u0621 \u0641\u064a \u062a\u062b\u0628\u064a\u062a \u0627\u0644\u062d\u0648\u0627\u0641.<\/li>\n\n\n\n<li><strong>\u0627\u0644\u0628\u062b\u0642\/\u0627\u0644\u062a\u0634\u0643\u064a\u0644<\/strong>:: \u0637\u0631\u0642 \u0627\u0644\u0627\u062e\u062a\u0632\u0627\u0644 \u0627\u0644\u0645\u0633\u062a\u062e\u062f\u0645\u0629 \u0625\u0644\u0649 \u062c\u0627\u0646\u0628 \u0637\u0648\u0627\u062d\u064a\u0646 \u0627\u0644\u0633\u062d\u0628.<\/li>\n\n\n\n<li><strong>\u0644\u062d\u0627\u0645 \u0627\u0644\u0623\u0646\u0628\u0648\u0628<\/strong> \u062a\u0639\u062a\u0645\u062f \u0627\u0644\u062e\u064a\u0627\u0631\u0627\u062a \u0639\u0644\u0649 \u0627\u0644\u0645\u0642\u064a\u0627\u0633 \u0648\u0627\u0644\u0644\u0645\u0633\u0629 \u0627\u0644\u0646\u0647\u0627\u0626\u064a\u0629; <strong>\u0639\u0645\u0644\u064a\u0627\u062a \u0627\u0644\u0644\u062d\u0627\u0645 \u0627\u0644\u0645\u062e\u062a\u0644\u0641\u0629<\/strong> \u0645\u0648\u062c\u0648\u062f\u0629 \u0644\u0644\u0625\u0646\u062a\u0627\u062c\u064a\u0629 \u0623\u0648 \u0627\u0644\u062a\u0644\u0645\u064a\u0639.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-14-faqs\">14. \u0627\u0644\u0623\u0633\u0626\u0644\u0629 \u0627\u0644\u0634\u0627\u0626\u0639\u0629<\/h2>\n\n\n\n<p><strong>\u0647\u0644 \u0627\u0644\u0623\u0646\u0628\u0648\u0628 \u0627\u0644\u0645\u0644\u062d\u0648\u0645 \u0628\u0646\u0641\u0633 \u0642\u0648\u0629 \u0627\u0644\u0623\u0646\u0628\u0648\u0628 \u063a\u064a\u0631 \u0627\u0644\u0645\u0644\u062d\u0648\u0645\u061f<\/strong><br>\u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0644\u0639\u062f\u064a\u062f \u0645\u0646 \u0627\u0644\u062e\u062f\u0645\u0627\u062a\u060c \u0646\u0639\u0645 - \u0639\u0646\u062f\u0645\u0627 <strong>\u0627\u0644\u0644\u062d\u0627\u0645<\/strong> \u064a\u062a\u0645 \u0627\u0644\u062a\u062d\u0643\u0645 \u0641\u064a\u0647 \u0648\u0627\u062e\u062a\u0628\u0627\u0631\u0647 \u0628\u0634\u0643\u0644 \u062c\u064a\u062f. \u0644\u0644\u0625\u062c\u0647\u0627\u062f \u0639\u0627\u0644\u064a \u0627\u0644\u062f\u0648\u0631\u0629 \u0623\u0648 \u0627\u0644\u0636\u063a\u0637 \u0627\u0644\u0639\u0627\u0644\u064a \u062c\u062f\u0627\u064b, <strong>\u0633\u0644\u0633<\/strong> \u0647\u0648 \u0627\u0644\u0645\u0641\u0636\u0644 \u0639\u0627\u062f\u0629\u064b.<\/p>\n\n\n\n<p><strong>\u0647\u0644 \u064a\u0645\u0643\u0646 \u0625\u0632\u0627\u0644\u0629 \u062d\u0628\u0629 \u0627\u0644\u0644\u062d\u0627\u0645 \u062f\u0627\u062e\u0644 \u0627\u0644\u0623\u0646\u0628\u0648\u0628\u061f<\/strong><br>\u0646\u0639\u0645. \u0627\u0644\u0639\u062f\u064a\u062f \u0645\u0646 \u0627\u0644\u062e\u0637\u0648\u0637 \u062a\u062e\u062f\u0634 \u0627\u0644\u0639\u062f\u064a\u062f \u0645\u0646 \u0627\u0644\u062e\u0637\u0648\u0637 \u0627\u0644\u062f\u0627\u062e\u0644\u064a\u0629 <strong>\u062e\u0631\u0632\u0629<\/strong> \u062d\u0648\u0644 <strong>\u0627\u0644\u0644\u062d\u0627\u0645<\/strong> \u0644\u062a\u062d\u0633\u064a\u0646 \u0627\u0644\u062a\u062f\u0641\u0642 \u0648\u0627\u0644\u062a\u0646\u0638\u064a\u0641.<\/p>\n\n\n\n<p><strong>\u0645\u062a\u0649 \u064a\u062c\u0628 \u0623\u0646 \u0623\u062e\u062a\u0627\u0631 \u0627\u0644\u0645\u0631\u0628\u0639 \u0623\u0648 \u0627\u0644\u0645\u0633\u062a\u0637\u064a\u0644 \u0628\u062f\u0644\u0627\u064b \u0645\u0646 \u0627\u0644\u062f\u0627\u0626\u0631\u064a\u061f<\/strong><br>\u0639\u0646\u062f\u0645\u0627 \u062a\u0633\u0627\u0639\u062f \u0627\u0644\u0648\u062c\u0648\u0647 \u0627\u0644\u0645\u0633\u0637\u062d\u0629 \u0641\u064a \u0627\u0644\u062a\u0631\u0643\u064a\u0628 \u0623\u0648 \u062a\u0635\u0645\u064a\u0645 \u0627\u0644\u0636\u0645\u064a\u0645\u0629. \u0627\u0646\u0638\u0631 <strong>\u0623\u0646\u0628\u0648\u0628 \u0645\u0631\u0628\u0639 \u0645\u0646 \u0627\u0644\u0641\u0648\u0644\u0627\u0630 \u0627\u0644\u0645\u0642\u0627\u0648\u0645 \u0644\u0644\u0635\u062f\u0623<\/strong> (<a href=\"https:\/\/jiuguangmetal.com\/ar\/%d8%a3%d9%86%d8%a7%d8%a8%d9%8a%d8%a8-%d9%85%d8%b1%d8%a8%d8%b9%d8%a9-%d9%85%d9%86-%d8%a7%d9%84%d9%81%d9%88%d9%84%d8%a7%d8%b0-%d8%a7%d9%84%d9%85%d9%82%d8%a7%d9%88%d9%85-%d9%84%d9%84%d8%b5%d8%af%d8%a3\/\">\u0627\u0644\u0645\u0644\u0627\u0645\u062d \u0627\u0644\u0645\u0631\u0628\u0639\u0629<\/a>) \u0648 <strong>\u0623\u0646\u0627\u0628\u064a\u0628 \u0645\u0633\u062a\u0637\u064a\u0644\u0629 \u0645\u0646 \u0627\u0644\u0641\u0648\u0644\u0627\u0630 \u0627\u0644\u0645\u0642\u0627\u0648\u0645 \u0644\u0644\u0635\u062f\u0623<\/strong> (<a href=\"https:\/\/jiuguangmetal.com\/ar\/%d8%a3%d9%86%d8%a7%d8%a8%d9%8a%d8%a8-%d9%85%d8%b3%d8%aa%d8%b7%d9%8a%d9%84%d8%a9-%d9%85%d9%86-%d8%a7%d9%84%d9%81%d9%88%d9%84%d8%a7%d8%b0-%d8%a7%d9%84%d9%85%d9%82%d8%a7%d9%88%d9%85-%d9%84%d9%84%d8%b5\/\">\u0627\u0644\u0645\u0644\u0627\u0645\u062d \u0627\u0644\u0645\u0633\u062a\u0637\u064a\u0644\u0629<\/a>) \u0644\u0644\u0623\u0642\u0633\u0627\u0645 \u0627\u0644\u0646\u0645\u0648\u0630\u062c\u064a\u0629.<\/p>\n\n\n\n<p><strong>\u0645\u0627 \u0647\u064a \u0627\u0644\u0645\u0639\u0627\u064a\u064a\u0631 \u0627\u0644\u062a\u064a \u062a\u0646\u0637\u0628\u0642 \u0639\u0644\u0649 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u063a\u064a\u0631 \u0627\u0644\u0642\u0627\u0628\u0644 \u0644\u0644\u0635\u062f\u0623\u061f<\/strong><br>ASTM A269\/A249 \u0644\u0644\u0623\u0646\u0627\u0628\u064a\u0628; <strong>ASTM A312<\/strong> \u0644\u0644\u0623\u0646\u0627\u0628\u064a\u0628. \u062a\u0648\u062c\u062f \u0645\u0639\u0627\u062f\u0644\u0627\u062a EN\/ISO. \u0645\u0639\u0638\u0645 \u0627\u0644\u0645\u0634\u062a\u0631\u064a\u0646 \u064a\u062d\u062f\u062f\u0648\u0646 OD, <strong>\u0633\u064f\u0645\u0643 \u0627\u0644\u062c\u062f\u0627\u0631<\/strong>\u0648\u0627\u0644\u0635\u0641\u060c \u0648\u0627\u0644\u062f\u0631\u062c\u0629 \u0627\u0644\u0646\u0647\u0627\u0626\u064a\u0629\u060c \u0648\u0645\u0633\u062a\u0648\u0649 \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631.<\/p>\n\n\n\n<p><strong>\u0647\u0644 \u064a\u0645\u0643\u0646 \u0623\u064a\u0636\u064b\u0627 \u0633\u062d\u0628 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0645\u0644\u062d\u0648\u0645\u0629\u061f<\/strong><br>\u0646\u0639\u0645-<strong>\u064a\u0645\u0643\u0646 \u0644\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0645\u0644\u062d\u0648\u0645\u0629 \u0623\u064a\u0636\u064b\u0627<\/strong> \u0623\u0646 \u062a\u0643\u0648\u0646 <strong>\u0627\u0644\u0631\u0633\u0645 \u0639\u0644\u0649 \u0627\u0644\u0628\u0627\u0631\u062f<\/strong> \u0627\u062e\u062a\u0632\u0627\u0644\u0647\u0627 \u0648\u062a\u0644\u062f\u064a\u0646\u0647\u0627\u060c \u0648\u063a\u0627\u0644\u0628\u064b\u0627 \u0645\u0627 \u064a\u062d\u0633\u0651\u0646 \u0630\u0644\u0643 \u0645\u0646 \u0642\u062f\u0631\u062a\u0647\u0627 \u0639\u0644\u0649 \u0627\u0644\u062a\u062d\u0645\u0644 \u0648\u064a\u062c\u0639\u0644\u0647\u0627 \u062a\u062a\u0635\u0631\u0641 \"<strong>\u0645\u062b\u0644 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u063a\u064a\u0631 \u0627\u0644\u0645\u0644\u062d\u0648\u0645\u0629<\/strong>.\"<\/p>\n\n\n\n<p><strong>\u0647\u0644 \u0623\u062d\u062a\u0627\u062c \u0625\u0644\u0649 \u062e\u0634\u0628 \u0627\u0644\u0645\u062a\u0641\u062c\u0631\u0627\u062a \u0645\u0646 \u0645\u062e\u0644\u0641\u0627\u062a \u0627\u0644\u062d\u0631\u0628 \u0623\u0648 \u0627\u0644\u0644\u064a\u0632\u0631 \u0623\u0648 \u0627\u0644\u0642\u0648\u0633\u061f<\/strong><br>\u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u062c\u0648\u0644\u0627\u062a \u0627\u0644\u0625\u0646\u062a\u0627\u062c\u060c \u0641\u0625\u0646 \u0627\u0644\u0645\u062a\u0641\u062c\u0631\u0627\u062a \u0645\u0646 \u0645\u062e\u0644\u0641\u0627\u062a \u0627\u0644\u062d\u0631\u0628 \u0627\u0644\u0628\u0627\u0631\u062f\u0629 \u0627\u0644\u0645\u062a\u0641\u062c\u0631\u0629 (<strong>\u0627\u0644\u0644\u062d\u0627\u0645 \u0628\u0627\u0644\u0645\u0642\u0627\u0648\u0645\u0629 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629<\/strong>) \u0623\u0645\u0631 \u0634\u0627\u0626\u0639. <strong>\u0627\u0644\u0644\u062d\u0627\u0645 \u0628\u0627\u0644\u0644\u064a\u0632\u0631<\/strong> \u0631\u0627\u0626\u0639\u0629 \u0644\u0644\u062a\u0634\u0637\u064a\u0628\u0627\u062a \u0627\u0644\u0646\u0647\u0627\u0626\u064a\u0629 \u0627\u0644\u0645\u0645\u062a\u0627\u0632\u0629; <strong>\u0627\u0644\u0644\u062d\u0627\u0645 \u0628\u0627\u0644\u0642\u0648\u0633 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a<\/strong> \u064a\u062a\u0639\u0627\u0645\u0644 \u0645\u0639 \u0627\u0644\u0645\u0644\u062d\u0642\u0627\u062a \u0648\u0627\u0644\u0645\u0647\u0627\u0645 \u0627\u0644\u063a\u0631\u064a\u0628\u0629.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-15-quick-selection-checklist-save-this\">15- \u0642\u0627\u0626\u0645\u0629 \u0627\u0644\u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0633\u0631\u064a\u0639 (\u0627\u062d\u0641\u0638 \u0647\u0630\u0627)<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0627\u0644\u0636\u063a\u0637 \u0623\u0645 \u0627\u0644\u062a\u0639\u0628 \u0627\u0644\u062d\u0631\u062c\u061f \u2192 <strong>\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0623\u0646\u0627\u0628\u064a\u0628 \u063a\u064a\u0631 \u0645\u0644\u062d\u0648\u0645\u0629<\/strong> \u0623\u0648 \u0645\u0644\u062d\u0648\u0645\u0629 \u0628\u0627\u0644\u0625\u0636\u0627\u0641\u0629 \u0625\u0644\u0649 \u0627\u0644\u0633\u062d\u0628\/\u0627\u0644\u0645\u0639\u0627\u0644\u062c\u0629 \u0628\u0627\u0644\u062d\u0631\u0627\u0631\u0629.<\/li>\n\n\n\n<li>\u0627\u0644\u0634\u0643\u0644 \u0627\u0644\u0645\u0637\u0644\u0648\u0628 (\u0645\u0631\u0628\u0639\/\u0645\u0633\u062a\u0637\u064a\u0644\/\u0628\u064a\u0636\u0627\u0648\u064a)\u061f \u2190 \u0627\u062e\u062a\u0631 \u0645\u0644\u062d\u0648\u0645\u0629\u061b \u0645\u0631\u0627\u062c\u0639\u0629 <strong>\u0623\u0646\u0627\u0628\u064a\u0628 \u0645\u0633\u062a\u0637\u064a\u0644\u0629 \u0645\u0646 \u0627\u0644\u0641\u0648\u0644\u0627\u0630 \u0627\u0644\u0645\u0642\u0627\u0648\u0645 \u0644\u0644\u0635\u062f\u0623<\/strong> \u0644\u0644\u0625\u0637\u0627\u0631\u0627\u062a.<\/li>\n\n\n\n<li>\u0645\u0635\u0642\u0648\u0644 \u0623\u0645 \u0635\u062d\u064a \u0645\u0646 \u0627\u0644\u062f\u0627\u062e\u0644\u061f \u2192 \u062d\u062f\u062f \u0627\u0644\u0647\u0648\u064a\u0629 <strong>\u062e\u0631\u0632\u0629<\/strong> \u0627\u0644\u0625\u0632\u0627\u0644\u0629 \u0648 RA\u061b \u062a\u062d\u0642\u0642 <strong>\u0623\u0646\u0627\u0628\u064a\u0628 \u0635\u062d\u064a\u0629 \u063a\u064a\u0631 \u0642\u0627\u0628\u0644\u0629 \u0644\u0644\u0635\u062f\u0623<\/strong> \u0627\u0644\u0641\u0647\u0631\u0633.<\/li>\n\n\n\n<li>OD \u0635\u063a\u064a\u0631 \u0623\u0648 <strong>\u062a\u0641\u0627\u0648\u062a\u0627\u062a \u0623\u0643\u062b\u0631 \u0635\u0631\u0627\u0645\u0629<\/strong>? \u2192 \u0627\u0644\u0646\u0638\u0631 \u0641\u064a <strong>\u0633\u0644\u0633<\/strong> \u0645\u0639 <strong>\u0627\u0644\u0631\u0633\u0645 \u0639\u0644\u0649 \u0627\u0644\u0628\u0627\u0631\u062f<\/strong>.<\/li>\n\n\n\n<li>\u062f\u0631\u0627\u0628\u0632\u064a\u0646\u0627\u062a \u062c\u0645\u0627\u0644\u064a\u0629\/\u0632\u062e\u0627\u0631\u0641 \u0645\u0639\u0645\u0627\u0631\u064a\u0629\u061f \u2190 \u0627\u0633\u062a\u0643\u0634\u0641 <strong>\u0623\u0646\u0628\u0648\u0628 \u0628\u064a\u0636\u0627\u0648\u064a \u063a\u064a\u0631 \u0642\u0627\u0628\u0644 \u0644\u0644\u0635\u062f\u0623<\/strong> \u0627\u0644\u062e\u064a\u0627\u0631\u0627\u062a.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>\u0645\u0644\u0627\u062d\u0638\u0629: \u062a\u0633\u062a\u0646\u062f \u0647\u0630\u0647 \u0627\u0644\u0645\u0642\u0627\u0644\u0629 \u0625\u0644\u0649 \u0645\u0645\u0627\u0631\u0633\u0627\u062a \u0648\u0645\u0631\u0627\u062c\u0639\u0627\u062a \u0623\u0631\u0636\u064a\u0629 \u0627\u0644\u0648\u0631\u0634\u0629 \u0641\u064a \u0623\u062d\u062f \u0645\u0646\u062a\u062c\u064a \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u063a\u064a\u0631 \u0627\u0644\u0642\u0627\u0628\u0644 \u0644\u0644\u0635\u062f\u0623 \u0641\u064a \u0627\u0644\u0635\u064a\u0646 \u0645\u0646\u0630 \u0641\u062a\u0631\u0629 \u0637\u0648\u064a\u0644\u0629\u060c \u0625\u0644\u0649 \u062c\u0627\u0646\u0628 \u0627\u0644\u0645\u0639\u0627\u064a\u064a\u0631 \u0627\u0644\u0645\u0646\u0634\u0648\u0631\u0629 \u0648\u0627\u0644\u0645\u0631\u0627\u062c\u0639 \u0627\u0644\u0645\u0639\u062f\u0646\u064a\u0629. \u0627\u0644\u063a\u0631\u0636 \u0645\u0646\u0647 \u0623\u0646 \u064a\u0643\u0648\u0646 \u0628\u0645\u062b\u0627\u0628\u0629 \u0625\u0631\u0634\u0627\u062f\u0627\u062a \u0639\u0645\u0644\u064a\u0629 \u0645\u062d\u0627\u064a\u062f\u0629.<\/p>\n<\/blockquote>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-bullet-point-summary\">\u0645\u0644\u062e\u0635 \u0627\u0644\u0646\u0642\u0627\u0637 \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u0623\u0646\u0628\u0648\u0628 \u0645\u0644\u062d\u0648\u0645<\/strong>:: \u0627\u0644\u0634\u0631\u064a\u0637 \u2192 \u0634\u0643\u0644 \u2192 <strong>\u0627\u0644\u0644\u062d\u0627\u0645<\/strong>\u0627\u0644\u0623\u0641\u0636\u0644 \u0645\u0646 \u062d\u064a\u062b \u0627\u0644\u062a\u0648\u0627\u0641\u0631 \u0648\u0627\u0644\u0623\u0634\u0643\u0627\u0644 \u0648\u0627\u0644\u062a\u0643\u0644\u0641\u0629.<\/li>\n\n\n\n<li><strong>\u0623\u0646\u0628\u0648\u0628 \u063a\u064a\u0631 \u0645\u0644\u062d\u0648\u0645<\/strong>:: \u0627\u0644\u0628\u0644\u064a\u062a \u2190 \u0627\u0644\u062b\u0642\u0628 \u2190 \u0627\u0644\u0627\u062e\u062a\u0631\u0627\u0642 \u2190 \u0627\u0644\u062a\u062e\u0641\u064a\u0636\u061b \u0627\u0644\u0623\u0641\u0636\u0644 \u0644\u0623\u0635\u063a\u0631 \u0642\u0637\u0631 \u0639\u0645\u0648\u062f\u064a \u0648\u0623\u0639\u0644\u0649 \u0636\u063a\u0637.<\/li>\n\n\n\n<li>\u0627\u0644\u062c\u0648\u062f\u0629 <strong>\u0627\u0644\u0644\u062d\u0627\u0645<\/strong>\u0642 + \u0627\u062e\u062a\u0628\u0627\u0631 \u064a\u0645\u0643\u0646 \u0623\u0646 \u064a\u0641\u064a \u0628\u0627\u0644\u0643\u0648\u062f \u0644\u0645\u0639\u0638\u0645 \u0627\u0644\u0648\u0638\u0627\u0626\u0641 \u0627\u0644\u0647\u064a\u0643\u0644\u064a\u0629 \u0648\u0627\u0644\u062a\u062f\u0641\u0642\u064a\u0629.<\/li>\n\n\n\n<li>\u062a\u0637\u0627\u0628\u0642 <strong>\u0627\u0644\u0642\u0637\u0631<\/strong>, <strong>\u0633\u064f\u0645\u0643 \u0627\u0644\u062c\u062f\u0627\u0631<\/strong>\u0648 <strong>\u062a\u0634\u0637\u064a\u0628 \u0627\u0644\u0633\u0637\u062d<\/strong> \u0644\u0637\u0628\u0627\u0639\u062a\u0643 \u0644\u062a\u062c\u0646\u0628 \u0625\u0639\u0627\u062f\u0629 \u0627\u0644\u0639\u0645\u0644.<\/li>\n\n\n\n<li>\u0627\u0633\u062a\u062e\u062f\u0645 \u0627\u0644\u0645\u0644\u062d\u0648\u0645\u0629 \u0644\u0644\u0645\u0631\u0628\u0639\u0627\u062a\/\u0627\u0644\u0645\u0633\u062a\u0637\u064a\u0644\u0629\/\u0627\u0644\u0628\u064a\u0636\u0627\u0648\u064a\u0629\u061b \u0627\u0633\u062a\u062e\u062f\u0645 <strong>\u0633\u0644\u0633<\/strong> \u0644\u0623\u0642\u0635\u0649 \u062f\u0631\u062c\u0627\u062a \u0627\u0644\u062a\u062d\u0645\u0644 \u0648\u0627\u0644\u062a\u0639\u0628.<\/li>\n\n\n\n<li>\u062a\u064f\u062b\u0628\u062a \u0627\u0644\u0645\u0639\u0627\u064a\u064a\u0631 \u0627\u0644\u0645\u0631\u062c\u0639\u064a\u0629 (ASTM\/EN\/ASME) \u0648\u0627\u0644\u0645\u0639\u0627\u064a\u064a\u0631 \u0627\u0644\u0645\u0631\u062c\u0639\u064a\u0629 (ASTM\/EN\/ASME) \u0648\u0645\u0639\u0627\u064a\u064a\u0631 NDT \u0627\u0644\u0627\u0645\u062a\u062b\u0627\u0644 \u0648\u0627\u0644\u0633\u0644\u0627\u0645\u0629.<\/li>\n<\/ul>\n\n\n\n<!-- Welded vs Seamless Tube \u2013 Responsive Infographic -->\n<meta name=\"viewport\" content=\"width=device-width, initial-scale=1\" \/>\n\n<style>\n  \/* === Layout ========================================================= *\/\n  .hhg-wrapper       {display:flex;flex-direction:column;gap:1rem;font-family:Arial,Helvetica,sans-serif;max-width:900px;margin:auto;padding:1rem;}\n  .hhg-card          {background:#fff;border-radius:12px;box-shadow:0 4px 12px rgba(0,0,0,.08);padding:1.25rem;}\n  .hhg-flex          {display:flex;flex-wrap:wrap;gap:1rem;}\n  .hhg-col           {flex:1 1 260px;min-width:260px;}\n  .hhg-heading       {font-size:1.35rem;font-weight:600;margin:0 0 .5rem 0;}\n  .hhg-label         {font-weight:600;}\n  .hhg-table         {width:100%;border-collapse:collapse;font-size:.9rem;}\n  .hhg-table th,\n  .hhg-table td      {border:1px solid #e3e3e3;padding:.5rem;text-align:center;}\n  \/* === Colors ========================================================= *\/\n  .hhg-welded        {color:#0066cc;}\n  .hhg-seamless      {color:#e91e63;}\n  \/* === SVG Icons ====================================================== *\/\n  .hhg-icon svg      {width:36px;height:36px;fill:currentColor;}\n  \/* === Responsive tweaks ============================================= *\/\n  @media (min-width:640px){\n    .hhg-heading{font-size:1.5rem;}\n  }\n<\/style>\n\n<div class=\"hhg-wrapper\">\n\n  <!-- Title & Intro -->\n  <div class=\"hhg-card hhg-flex\" style=\"align-items:center;\">\n    <div class=\"hhg-icon hhg-welded\">\n      <!-- simple tube SVG -->\n      <svg viewbox=\"0 0 64 64\"><rect x=\"4\" y=\"26\" width=\"56\" height=\"12\" rx=\"6\"\/><\/svg>\n    <\/div>\n    <div style=\"flex:1;\">\n      <p class=\"hhg-heading\">\u0644\u0645\u062d\u0629 \u0633\u0631\u064a\u0639\u0629 \u0639\u0646 \u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0641\u0648\u0644\u0627\u0630 \u0627\u0644\u0645\u0642\u0627\u0648\u0645 \u0644\u0644\u0635\u062f\u0623 \u0627\u0644\u0645\u0644\u062d\u0648\u0645\u0629 \u0645\u0642\u0627\u0628\u0644 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u063a\u064a\u0631 \u0627\u0644\u0645\u0644\u062d\u0648\u0645\u0629<\/p>\n      <p style=\"margin:0;font-size:.95rem;\">\u062f\u0644\u064a\u0644 \u0645\u0631\u0626\u064a \u0633\u0631\u064a\u0639 \u064a\u0642\u0627\u0631\u0646 \u0628\u064a\u0646 <span class=\"hhg-welded\">\u0645\u0644\u062d\u0648\u0645\u0629<\/span> \u0648 <span class=\"hhg-seamless\">\u0633\u0644\u0633<\/span> \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0644\u0645\u0639\u0631\u0641\u0629 \u0645\u062f\u0649 \u062a\u0648\u0641\u0631\u0647\u0627\u060c \u0648\u0645\u0639\u062f\u0644 \u0627\u0644\u0636\u063a\u0637\u060c \u0648\u0627\u0644\u0623\u0634\u0643\u0627\u0644 \u0627\u0644\u0646\u0645\u0648\u0630\u062c\u064a\u0629.<\/p>\n    <\/div>\n  <\/div>\n\n  <!-- Chart Section -->\n  <div class=\"hhg-card\">\n    <canvas id=\"hhg-bar-chart\" aria-label=\"\u0627\u0644\u062a\u0648\u0641\u0631 \u0648\u0627\u0644\u0642\u062f\u0631\u0629 \u0639\u0644\u0649 \u0627\u0644\u0636\u063a\u0637\"><\/canvas>\n  <\/div>\n\n  <!-- Comparison Table -->\n  <div class=\"hhg-card hhg-col\">\n    <p class=\"hhg-heading\">\u0627\u0644\u0627\u062e\u062a\u0644\u0627\u0641\u0627\u062a \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629<\/p>\n    <table class=\"hhg-table\">\n      <thead>\n        <tr><th>\u0627\u0644\u0639\u0627\u0645\u0644<\/th><th class=\"hhg-welded\">\u0645\u0644\u062d\u0648\u0645\u0629<\/th><th class=\"hhg-seamless\">\u0633\u0644\u0633<\/th><\/tr>\n      <\/thead>\n      <tbody>\n        <tr><td>\u0627\u0644\u062a\u0635\u0646\u064a\u0639<\/td><td>\u0634\u0631\u064a\u0637 + \u0644\u062d\u0627\u0645 \u0627\u0644\u062a\u0645\u0627\u0633<\/td><td>\u062b\u0642\u0628 \u0627\u0644\u0628\u0644\u064a\u062a<\/td><\/tr>\n        <tr><td>\u0623\u0635\u063a\u0631 \u00d8<\/td><td>\u2248 9 \u0645\u0645<\/td><td>&lt; 4 \u0645\u0645<\/td><\/tr>\n        <tr><td>\u0627\u0644\u0623\u0634\u0643\u0627\u0644<\/td><td>\u0645\u0633\u062a\u062f\u064a\u0631\u060c \u0645\u0631\u0628\u0639\u060c \u0645\u0633\u062a\u0637\u064a\u0644\u060c \u0628\u064a\u0636\u0627\u0648\u064a<\/td><td>\u0645\u0633\u062a\u062f\u064a\u0631\u0629 \u0641\u064a \u0627\u0644\u063a\u0627\u0644\u0628<\/td><\/tr>\n        <tr><td>\u0627\u0644\u0636\u063a\u0637<br\/>\u0627\u0644\u062d\u062f \u0627\u0644\u0623\u0642\u0635\u0649 (\u0627\u0644\u062d\u062f \u0627\u0644\u0623\u0642\u0635\u0649)<\/td><td>400 \u0628\u0627\u0631<\/td><td>690 \u0628\u0627\u0631<\/td><\/tr>\n        <tr><td>\u0645\u062a\u0648\u0633\u0637 \u0627\u0644\u0648\u0642\u062a \u0627\u0644\u0645\u0633\u062a\u063a\u0631\u0642<\/td><td>2-3 \u0623\u0633\u0627\u0628\u064a\u0639<\/td><td>5-6 \u0623\u0633\u0627\u0628\u064a\u0639<\/td><\/tr>\n      <\/tbody>\n    <\/table>\n  <\/div>\n\n  <!-- Footer Note -->\n  <div style=\"text-align:center;font-size:.8rem;opacity:.7;\">\n    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Specs get strict, costs rise, and delays hurt. The fix is understanding how&nbsp;weld and seamless tubes are made\u2014so you can match method to job and buy with confidence. A welded tube is made by&nbsp;cold forming steel strip into a cylindrical shape and then [&hellip;]<\/p>","protected":false},"featured_media":0,"comment_status":"open","ping_status":"closed","template":"","class_list":["post-2300","news","type-news","status-publish","hentry","news_category-industry-news"],"acf":[],"_links":{"self":[{"href":"https:\/\/jiuguangmetal.com\/ar\/wp-json\/wp\/v2\/news\/2300","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/jiuguangmetal.com\/ar\/wp-json\/wp\/v2\/news"}],"about":[{"href":"https:\/\/jiuguangmetal.com\/ar\/wp-json\/wp\/v2\/types\/news"}],"replies":[{"embeddable":true,"href":"https:\/\/jiuguangmetal.com\/ar\/wp-json\/wp\/v2\/comments?post=2300"}],"wp:attachment":[{"href":"https:\/\/jiuguangmetal.com\/ar\/wp-json\/wp\/v2\/media?parent=2300"}],"curies":[{"name":"\u062f\u0628\u0644\u064a\u0648 \u0628\u064a","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}