Qingdao Jiuguang is a certified manufacturer of 2507 stainless steel bars in China. We offer custom-sized super duplex round bars with excellent corrosion resistance and global certifications.
As a leading stainless steel bar manufacturer in China, we specialize in producing high-performance 2507 super duplex bars tailored to your requirements. Our factory utilizes advanced cold drawing and hot rolling techniques, ensuring precise tolerance and superior surface finishes. We support full customization including size, cut length, and special packaging. Whether you need round bars for offshore applications or corrosion-resistant components for chemical plants, we offer reliable and efficient supply backed by global certifications.
| Articolo | Dettagli |
| Nome del prodotto | Stainless Steel Bar, Stainless Bar, SS Bar |
| Standard | GB, AISI, ASTM, ASME, DIN, EN, JIS |
| Gradi disponibili | Serie 200: 201, 202300: TP304, 304L, 304H, 316, 316L, 316H, 316Ti, 317, 317L, 310S, 310H, 321, 321H, 347, 347HSerie speciali: 904L, S31254 (254SMO)Serie 400: 409, 410S, 416, 420, 430, 439, 440, 444, 446Duplex e altre: 2205, 2507, S31803, S32205, S32750, S32760, 253MA |
| Processo | Laminati a caldo, laminati a freddo |
| Dimensioni | Diameter: 0.1-500mm or customized, Length: 1-12m or customized (according to customer’s request) |
| Trattamento della superficie | NO.1, 2B, NO.4, BA, HL, Specchio |
| Ispezione | SGS, TUV, BV, ABS, LR ecc. |
| Applicazione | Petrolio e gas, petrolio, navi, costruzione di navi, trattamento delle acque e protezione ambientale, ecc. |
| Finitura | Descrizione | Spessore tipico (mm) | Larghezze disponibili (mm) |
| 2B | Liscio, di colore grigio riflettente. Più utilizzato. | 0.55 | 914, 1219 |
| BA | Finitura lucida a specchio ricotto. | 0.70 | 914, 1219 |
| DP | Spazzolato, non riflettente, facile da pulire. | 0.90 | 750, 914, 1219 |
| HR | Finitura scalare e laminata a caldo. | 1.20 | 750-1500 |
| No.1 | Superficie decapata e bianca dopo la laminazione a caldo. | 1.50 | 914, 1219, 1500 |
| HL | Finitura lineare continua. | 1.60 | 914, 1219, 1500 |
| No.4 | Lucidato con grana 150-180. | 2.00 | 914, 1219, 1500 |
| No.8 | Finitura a specchio, altamente riflettente. | 2.50 | 914, 1219, 1500 |
Our 2507 stainless steel bars are primarily available in round bar form, suitable for high-stress and corrosive environments. We also support custom production of square, hexagonal, or flat bars upon request. Common surface finishes include bright, matte, and peeled, and sizes can be tailored to meet specific application needs such as marine components, heat exchangers, and shafts.
Reliable manufacturer of 904L stainless steel bars for industrial use. Excellent corrosion resistance for acid and marine environments. Custom sizes and finishes available. Global delivery.
Il miglior produttore e fornitore di barre in acciaio inox 316 in Cina. Offriamo barre tonde di precisione con eccellente resistenza alla corrosione, ideali per applicazioni marine e chimiche. Sono disponibili misure personalizzate, servizi di lucidatura e taglio a misura.
Discover high-strength 2205 stainless steel bars with superior corrosion resistance. As a leading manufacturer and supplier in China, we offer round bars and custom sizes for industrial, marine, and chemical applications.
We are a leading 321 stainless steel bar manufacturer in China, offering precision-cut round bars with high temperature resistance. OEM & ODM service available for industrial applications.
Seamless bars offer higher strength and corrosion resistance due to the absence of a weld seam, ideal for pressure and structural applications.
Yes. We support full customization including diameters, lengths, and tolerances per your technical drawings.
Yes. EN10204 3.1 or 3.2 Mill Test Certificates are available for each production batch.
Absolutely. Its super duplex structure and alloy composition provide exceptional resistance to pitting and stress corrosion.
Yes, small-batch orders are welcome for sampling and testing purposes.
Packing list, invoice, MTC, and other certificates required for customs or project use.
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