321 Stainless Steel Bars Bright Drawn
Product Details
Here’s the scoop on what makes our 321 stainless steel bars stand out:
- Titanium stabilization prevents carbide buildup during welding—pretty important for weld integrity.
- They resist intergranular corrosion like a champ.
- Capable of handling oxidation and creep, even over long periods.
- Keep their strength at high temperatures impressively well.
- Plus, they’re easy to machine and form into whatever shape you need.
We offer these bars in round, square, and hex shapes, with different surface finishes—hot rolled, cold finished, turned, or centerless ground—whatever your project calls for. Each one is precisely made to meet ASTM A276 and ASME SA479 standards, so you know you’re getting consistent quality that performs reliably in critical jobs.
Some common uses include aircraft exhaust systems, heat exchangers, boiler parts, industrial furnace components, chemical processing equipment, and thermal processing components. Basically, if your project demands high heat resistance combined with solid corrosion protection, our 321 Stainless Steel Bars are a great choice.
Feel free to reach out today for more tech specs or to get a quote on standard or custom sizes. We’re here to help you find the perfect fit!
| Austenitic Stainless Steel | 201, 301, 304, 305, 310, 314, 316, 321, 347, 370, etc |
| Martensitic Stainless Steel | 410, 414, 416, 416, 420, 431, 440A, 440B, 440C, etc |
| Duplex Stainless Steel | S31803, S32101, S32205, S32304, S32750, etc |
| Ferritic Stainless Steel | 429, 430, 433, 434, 435, 436, 439, etc |
Product Specification
| Material | 304,304L,309S,310S,316,316L,316Ti,317,317L,321,347H,201,202,405,409, 410,420,430,etc |
| Type | Round,square,hexagonal,flat,angle |
| Surface | Pickled,Black,Bright,Polishing,Blasting,etc |
| Specifications | Round Bar:Diameter: 3mm~800mm Angle Bar Size: 3mm*20mm*20mm~12mm*100mm*100mm Square Bar Size: 4mm*4mm~100mm*100mm Flat Bar Thickness: 2mm~100mm, Width: 10mm~500mm Hexagonal Size: 2mm~100mm |
| MOQ | 1 Ton |
| Length | 6m,5.8m,3m or as required |
| Price Term | EX-Work, FOB, CFR, CIF,CNF |
| Payment Term | T/T,L/C, Western union |
| Market | Europe, South America, Africa, Oceania,such as:Chile, Spain,USA, Germany, India, Dubai, Iraq, Vietnam, Ireland, Korea, Singapore, and so on. |
| Package | Bundled,wooden box for export standard package. |
| Delivery Time | Normally according to the order quantity |
Chemical Composition Table
| Chemical Component ( %) | |||||||
| Grade ASTM | C | Si | Mn | S | P | Cr | Ni |
| 201 | ≤0.15 | ≤0.75 | 5.50-7.50 | ≤0.030 | ≤0.060 | 16.00-18.00 | 3.50-5.50 |
| 304 | ≤0.07 | ≤1.00 | ≤2.00 | ≤0.030 | ≤0.035 | 17.00-19.00 | 8.00-11.00 |
| 304L | ≤0.03 | ≤1.00 | ≤2.00 | ≤0.030 | ≤0.035 | 18.00-20.00 | 8.00-12.00 |
| 309S | ≤0.08 | ≤1.00 | ≤2.00 | ≤0.030 | ≤0.035 | 22.00-24.00 | 12.00-15.00 |
| 310S | ≤0.08 | ≤1.00 | ≤2.00 | ≤0.030 | ≤0.035 | 24.00-26.00 | 19.00-22.00 |
| 316 | ≤0.08 | ≤1.00 | ≤2.00 | ≤0.030 | ≤0.035 | 16.00-18.00 | 10.00-14.00 |
| 316L | ≤0.08 | ≤1.00 | ≤2.00 | ≤0.030 | ≤0.035 | 16.00-18.00 | 12.00-15.00 |







