321 Stainless Steel Wide Flange Beam
Certification：ISO, CE
Shape：H Shape
Technique：Hot Rolled
Surface Treatment：No.1, Ba, 2b, 2D, No.4 or Accord
Sample：Available
Processing Service：Welding, Punching, Cutting, Bending, Decoiling
Delivery Time：7-15 Days
Application：Construction, Automotive Industry, Household
Specification：According to Customer′s Requirement
product Description
321 stainless steel H Beams (UNS S32100) is an Austenitic grade stabilized with titanium, preventing chromium carbide precipitation during welding and high-heat exposure. It outperforms 304 in thermal stability, making it especially suitable for structural frameworks in heat-intensive environments.
SS 321 H section steel advantages
Difference between 304 and 321 stainless steel H beams
The main difference between 304 and SS 321 H section steel is their stability and high temperature performance. Both belong to the austenitic stainless steel family and have good general corrosion resistance and strength. In comparison, 304 stainless steel H section steel is more cost-effective and widely used in moderate temperature and corrosive exposure environments. For projects involving thermal stress or frequent welding, 321 is a better choice.
321 stainless steel vs 316 H beam corrosion resistance
316 stainless steel H-beams contain molybdenum, which provides excellent resistance to pitting and crevice corrosion caused by chlorides. 316 stainless steel H-beams perform better in aggressive chemical or salt conditions, while 321 stainless steel H-beams can also maintain structural integrity in thermal cycling and oxidizing environments.
321 stainless steel wide flange beams application
Stainless steel H beam for petrochemical industry
321 stainless steel for thermal expansion structures
321 H beam for exhaust manifolds and furnace support
Stainless steel beam for heat-resistant applications
Structural stainless steel for marine and chemical plants
321 stainless structural beam Specification
| Item | Specification |
|---|---|
| Grade | 321 Stainless Steel (UNS S32100) |
| Type | Wide Flange H Beam |
| Flange Width | 100 mm – 500 mm |
| Height | 150 mm – 800 mm |
| Length | 3 – 12 meters (customizable) |
| Standard | ASTM A276 / ASTM A484 |
| Surface Finish | Hot Rolled, Pickled, Brushed |
| Yield Strength | ≥205 MPa |
| Tensile Strength | ≥515 MPa |
| Elongation | ≥35% |
Why Choose GNEE
GNEE stocks 321 stainless steel H-beams in standard and custom sizes. We offer global shipping, fast delivery, and technical support to ensure your project gets the structural reliability it deserves.
All beams are supplied with EN 10204 3.1 mill test certificates, dimensional inspection reports, and optional NDT results upon request.
321 H beam supplier in China
ASTM A276 321 stainless steel beam stockist
GNEE Customer Visit
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