321 Stainless Steel Tube Factory
Your Professional 321 Stainless Steel Tube Manufacturer
321 stainless steel tube often presents in the state of austenitic stainless steel and has the same properties as type 304. It is easily formable and weldable, machinable, and can be processed using standard fabrication methods. As your reliable stainless steel manufacturer, Tuolian supplies customization services of different sizes, shapes and forms for your specific needs of 321 stainless steel tubes.
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Types of 321 Stainless Steel Tube





Applications of 321 SS Tube
Typically, 321 stainless steel tube finds applications in various high-temperature chemical process equipment. It is used in aircraft collector rings, exhaust manifolds, expansion joints, annealing covers, boiler casings, superheaters, and firewalls. Moreover, thermal oxidizers, aircraft parts, furnace parts, heat exchangers, and mineral processing screens are all commonly made from our 321 stainless steel tube.


Features of 321 SS Tube
321 stainless steel tube has great resistance to intergranular-corrosion, atmospheric corrosion, sterilizing solutions, scaling and oxidation. Additionally, it possesses remarkable toughness, high strength, and phase stability. Our 321 stainless steel tube can withstand tensile stress and stress fractures, and it can operate at temperatures up to 900°C.
- Technical specification
OD | 3~2000mm |
Thickness | 0.3~100mm |
Shape | Round, oval/elliptical, square, rectangle, hexagonal |
Other forms | round bar, plate, coil, strip, pipe, sheet, rod |
Type | Seamless 321 Stainless Steel Tube /Welded 321 Stainless Steel Tube/ Annealed 321 Stainless Steel Tube/Instrumentation 321 Stainless Steel Tube/ Hairline 321 Stainless Steel Tube |
Standard | AMS 5510, UNS S32100, ASTM A312, A249, A213, A269, A268 |