SS 321 Stainless Steel Channels Manufacturer
Precision Alloy is a premier manufacturer and exporter of SS 321 stainless steel channels, offering heat-resistant, weld-stabilized structural profiles built for thermal processing, aerospace, and chemical industries. Manufactured to global standards like ASTM A276, ASME SA276, and EN 10088, SS 321 channels are the go-to solution for high-temperature and welded applications.
What are SS 321 Stainless Steel Channels?
SS 321 stainless steel channels are titanium-stabilized austenitic stainless steel profiles designed to prevent intergranular corrosion during welding or prolonged high-temperature exposure. With similar composition to SS 304 but enhanced by titanium, SS 321 channels are ideal for use in environments where resistance to oxidation, scaling, and carbide precipitation is crucial.
These channels are available in U-Channel, C-Channel, and custom profiles for precision applications in heat-intensive and cyclic operations.
SS 321 Stainless Steel Channels Specifications
| Property | Specification |
|---|---|
| Material Grade | SS 321 |
| UNS Number | S32100 |
| EN / WNR | 1.4541 / X6CrNiTi18-10 |
| Channel Types | U-Channel, C-Channel, Fabricated Profiles |
| Sizes | Up to 300 mm web height (custom options available) |
| Thickness | 3 mm – 12 mm |
| Length | 3m, 6m, or custom lengths |
| Surface Finishes | HRAP, No. 1, 2B, No. 4, Polished |
| Standards | ASTM A276, ASME SA276, EN 10088, DIN 1.4541 |
Chemical Composition – SS 321 Stainless Steel Channels
| Element | % Composition |
|---|---|
| Carbon (C) | 0.08 max |
| Manganese (Mn) | 2.00 max |
| Silicon (Si) | 1.00 max |
| Chromium (Cr) | 17.0 – 19.0 |
| Nickel (Ni) | 9.0 – 12.0 |
| Titanium (Ti) | ≥ 5x C (%) |
| Phosphorus (P) | 0.045 max |
| Sulfur (S) | 0.030 max |
Mechanical Properties – SS 321 Stainless Steel Channels
| Property | Value |
|---|---|
| Tensile Strength | 515 – 690 MPa |
| Yield Strength | 205 MPa min |
| Elongation | 40% min |
| Hardness | ≤ 90 HRB |
| Working Temp | Up to 900°C (1650°F) |
Applications of SS 321 Stainless Steel Channels
SS 321 Stainless Steel Channels is widely used in structural, fabrication, and sanitary applications:
Construction & Infrastructure
Automotive & Transportation
Marine & Offshore
Aerospace & Defence
Oil & Gas Industry
Manufacturing & Industrial Machinery
Why Choose Precision Alloy?
- ISO 9001:2015 Certified Manufacturer
- Wide Range of Stainless Steel Bar Shapes & Sizes in Stock
- Surface Finish Options for Decorative or Industrial Use
- Customized Machining & Fast Lead Times
- Global Delivery with Competitive Pricing
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