À procura de tubos redondos sem costura de alta qualidade? Somos um fabricante e exportador de confiança de tubos redondos sem costura de aço inoxidável na China. Os nossos produtos oferecem uma força superior, resistência à corrosão e dimensões de precisão. Serviços OEM e personalizados disponíveis.
As a professional supplier of round seamless tubes, we offer a wide range of stainless steel and alloy-grade seamless tubing solutions for demanding applications. Our round seamless tubes are widely used in heat exchangers, pressure vessels, pipelines, petrochemical systems, and industrial equipment. We support customized dimensions, finishes, and mechanical properties to meet the unique requirements of global buyers.
With advanced production technology, tight tolerance control, and certifications such as ISO and ASTM compliance, we are committed to delivering reliable and high-performance seamless tubes to your projects.
| Item | Detalhes |
| Nome do produto | Stainless Steel Pipe, Stainless Pipe, SS Pipe |
| Padrão | GB, AISI, ASTM,ASME,DIN, EN, JIS |
| Graus disponíveis | Série 200: 201, 202300: TP304, 304L, 304H, 316, 316L, 316H, 316Ti, 317, 317L, 310S, 310H, 321, 321H, 347, 347HSligas especiais: 904L, S31254 (254SMO)Série 400: 409, 410S, 416, 420, 430, 439, 440, 444, 446Duplex e outros: 2205, 2507, S31803, S32205, S32750, S32760, 253MA |
| Processo | Laminados a quente, laminados a frio |
| Tamanhos | Thickness: 0.24–3mm, Outer diameter: 8–219mm, Length: 1–6m (according to customer’s request) |
| Tratamento de superfície | NO.1, 2B, NO.4, BA, HL, Espelho |
| Inspeção | SGS, TUV, BV, ABS, LR, etc. |
| Aplicação | Petróleo e gás, petróleo, navios, construção naval, tratamento de águas e proteção ambiental, etc. |
| Acabamento | Descrição | Espessura típica (mm) | Larguras disponíveis (mm) |
| 2B | Brilho cinzento liso e refletor. Mais utilizado. | 0.55 | 914, 1219 |
| BA | Acabamento espelhado recozido e brilhante. | 0.70 | 914, 1219 |
| DP | Escovado, não refletor, fácil de limpar. | 0.90 | 750, 914, 1219 |
| RH | Acabamento escalonado e laminado a quente. | 1.20 | 750-1500 |
| N.º 1 | Superfície branca e decapada após laminagem a quente. | 1.50 | 914, 1219, 1500 |
| HL | Acabamento de polimento linear contínuo. | 1.60 | 914, 1219, 1500 |
| N.º 4 | Polido com grão 150-180. | 2.00 | 914, 1219, 1500 |
| N.º 8 | Acabamento espelhado, altamente refletor. | 2.50 | 914, 1219, 1500 |
Our round seamless tubes are primarily offered in circular cross-section, manufactured using hot rolling or cold drawing methods. Depending on the usage, the tubes can be delivered with plain, beveled, or threaded ends. Surface finishes available include pickled, polished, or annealed. Custom wall thicknesses and lengths are supported for industrial or structural-grade requirements.
China-based manufacturer and supplier of 317 stainless steel tubes. Offering superior corrosion resistance, excellent strength, and full customization for marine, pharmaceutical, and architectural industries.
Professional supplier of 316L stainless steel tubes in China. We provide corrosion-resistant, molybdenum-bearing stainless steel tubing with custom sizes and superior performance.
310 stainless steel tube supplier and manufacturer in China. We offer heat-resistant 310/310S stainless steel tubes with excellent oxidation resistance and cryogenic toughness.
Discover 310S stainless steel tubes with superior oxidation and heat resistance. Trusted by global industries for high-temperature applications. Custom sizes, finishes, and documentation available.
We primarily offer stainless steel (304, 316, 321, 904L), duplex steel (2205, 2507), and carbon/alloy steel grades. Material selection depends on your application.
Yes. We offer precision cutting and custom dimension services. Please share your exact requirements.
Our tubes meet international standards such as ASTM, EN, JIS, and ISO. We also offer third-party inspection services if needed.
For regular specifications, we offer flexible MOQ. Custom sizes may have higher starting quantities. Please contact us for details.
Absolutely. We support OEM branding and packaging, and can laser mark your logo on the tubes upon request.
Portuguese 
English 
German 
French 
Italian 
Spanish 
Arabic 
Russian