304 Stainless Steel Round Bars - High Strength and Corrosion Resistance by China Suppliers and Factory
Product Details
Some of the common uses include:
- Shafts and axles for industrial equipment
- Fasteners and connectors
- Architectural and structural parts
- Machinery for food and beverage processing
- Marine hardware and fittings
Our round bars are made in compliance with ASTM A276 and ASME SA479 standards, so you know they're reliable. Feel free to reach out to us for competitive pricing and custom machining options — we're here to help you get exactly what you need.
| 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: 3mm×20mm×20mm ~ 12mm×100mm×100mm Square Bar: 4mm×4mm ~ 100mm×100mm Flat Bar: Thickness: 2mm~100mm, Width: 10mm~500mm Hexagonal: 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 more. |
| 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 |
Frequently Asked Questions
Q
What grades of stainless steel round bars are available?
We supply a wide range of grades including Austenitic (201, 304, 316, 321, etc.), Martensitic (410, 420, 440C, etc.), Duplex (S31803, S32205, S32750, etc.), and Ferritic (430, 439, etc.) stainless steel round bars to meet various industrial requirements.
Q
What is the minimum order quantity (MOQ)?
Our minimum order quantity is 1 Ton. For specific requirements or smaller trial orders, please contact us directly to discuss your needs.
Q
What size range is available for stainless steel round bars?
Stainless steel round bars are available in diameters ranging from 3mm to 800mm. We also offer flat bars, square bars, hexagonal bars, and angle bars in a variety of dimensions to suit different applications.
Q
What surface finishes are offered?
We offer multiple surface finish options including Pickled, Black, Bright, Polishing, and Blasting. Custom surface treatments can also be arranged based on your specific project requirements.
Q
What standards do your stainless steel round bars comply with?
Our stainless steel round bars are manufactured in compliance with ASTM A276 and ASME SA479 standards, ensuring consistent quality and reliability for industrial and structural applications.
Q
What payment and shipping terms do you accept?
We accept payment via T/T, L/C, and Western Union. Available shipping terms include EX-Work, FOB, CFR, CIF, and CNF. Products are securely packaged in bundles or wooden export-standard boxes for safe international delivery.






