High-performance 321 stainless steel tubes from China wholesale manufacturer. Titanium-stabilized alloy ideal for high-temperature and corrosion-resistant applications. Available in various shapes and custom specifications.
As a professional stainless steel tube wholesale supplier in China, we offer premium 321 stainless steel tubes that are titanium-stabilized for superior high-temperature performance. These tubes are particularly well-suited for aerospace, thermal processing, chemical piping, and expansion joints. With advanced production capabilities and international certifications, we provide customizable options in shapes, wall thicknesses, and finishes to meet your exact requirements. Our 321 tubes are manufactured to comply with global standards including ASTM, DIN, EN, and JIS.
| Item | Detalhes |
| Product Name | Stainless Steel Pipe, Stainless Pipe, SS Pipe |
| Standard | GB, AISI, ASTM,ASME,DIN, EN, JIS |
| Available Grades | 200 Series: 201, 202300 Series: TP304, 304L, 304H, 316, 316L, 316H, 316Ti, 317, 317L, 310S, 310H, 321, 321H, 347, 347HSpecial Alloys: 904L, S31254 (254SMO)400 Series: 409, 410S, 416, 420, 430, 439, 440, 444, 446Duplex and Others: 2205, 2507, S31803, S32205, S32750, S32760, 253MA |
| Process | Hot Rolled, Cold Rolled |
| Sizes | Thickness: 0.24–3mm, Outer diameter: 8–219mm, Length: 1–6m (according to customer’s request) |
| Surface Treatment | NO.1, 2B, NO.4, BA, HL, Mirror |
| Inspection | SGS, TUV, BV, ABS, LR etc. |
| Aplicativo | Oil & Gas, Petroleum, Vessels, Ship Building, Water Treatment and Environmental Protection etc. |
| Finish | Description | Typical Thickness (mm) | Available Widths (mm) |
| 2B | Smooth, reflective grey sheen. Most widely used. | 0.55 | 914, 1219 |
| BA | Bright annealed mirror-like finish. | 0.70 | 914, 1219 |
| DP | Brushed, non-reflective, easy to clean. | 0.90 | 750, 914, 1219 |
| HR | Scaled, hot-rolled finish. | 1.20 | 750–1500 |
| No.1 | Pickled, white surface after hot-rolling. | 1.50 | 914, 1219, 1500 |
| HL | Continuous linear polish finish. | 1.60 | 914, 1219, 1500 |
| No.4 | Polished with 150–180 grit. | 2.00 | 914, 1219, 1500 |
| No.8 | Mirror finish, highly reflective. | 2.50 | 914, 1219, 1500 |
321 stainless steel tubes are available in round, square, and rectangular cross-sections, suitable for both structural and fluid handling applications. We offer seamless and welded types, with surface finishes such as 2B, BA, HL, and mirror polish. The tubes can be cold drawn or hot rolled, supporting custom lengths, diameters, and wall thicknesses as per industrial and engineering specifications.
Top-quality 316 stainless steel tubes from China manufacturer. Enhanced corrosion resistance, molybdenum-added alloy, suitable for marine, chemical, and industrial use. Custom sizes and shapes available.
Obtenha tubos de aço inoxidável 304 de alta qualidade diretamente do fabricante chinês. Opções sem costura e soldadas com personalização total. Entrega rápida, com certificação CE/ISO.
A Jiuguang Metal é um fabricante confiável de tubos de aço inoxidável 201 na China. Fornecemos tubos de aço inoxidável de alta qualidade para aplicações em utensílios de cozinha, automotivas e de construção. Tamanhos e acabamentos de superfície personalizados disponíveis.
High-performance 2205 stainless steel tube with excellent corrosion resistance and high strength. Available in seamless or welded types. China’s leading manufacturer with full customization and global certifications.
321 stainless steel includes titanium, which stabilizes the material and improves resistance to intergranular corrosion, especially in high-temperature environments.
Yes, 321 stainless tubes perform excellently in environments up to 900°C, making them ideal for exhaust systems, furnace components, and thermal cycling.
Certainly. We manufacture both seamless and welded versions based on your project needs.
Absolutely. We support full customization in terms of OD, thickness, length, and even shapes.
Aerospace, petrochemical, automotive exhaust, and thermal expansion systems are some of the key sectors that rely on 321 grade tubing.
Yes. All tubes come with EN10204 3.1 or 3.2 certification, and we welcome third-party inspections like SGS, BV, or TUV.
Portuguese (Brazil) 
English 
German 
French 
Italian 
Spanish 
Portuguese (Portugal) 
Arabic 
Russian 
Bosnian 
Persian 
Hebrew 
Malay 
Turkish 
Ukrainian