Top 304 Stainless Steel Rectangular Tube Manufacturer in China
304 Stainless Steel Rectangular Tube is a versatile, austenitic stainless steel product renowned for its excellent corrosion resistance, formability, and cost-effectiveness. Composed of 18% chromium and 8% nickel, it is the most widely used stainless steel grade, offering a balance of durability and affordability. This tubing is ideal for various structural, ornamental, and industrial uses where moderate corrosion resistance and good mechanical properties are required.
General Specification Sheet for 304 Stainless Steel Rectangular Tube
| Category | Details |
|---|---|
| Characteristics | Austenitic stainless steel with 18% chromium, 8% nickel; good corrosion resistance, formability, and weldability. 304L variant available for welding. |
| Surface Treatment | Mill finish, polished (180/240/320 grit), brushed, or satin. Electropolishing optional for sanitary uses. |
| Dimensions and Specifications | Sizes: 1/2" x 1" to 4" x 6"; Wall thickness: 0.02" to 0.25" (0.5mm to 6mm); Length: Up to 20 ft (6m) or custom. Seamless or welded. |
| Corrosion Resistance | Good resistance to atmospheric corrosion, fresh water, and mild chemicals. Susceptible to pitting in chloride environments (e.g., marine). |
| Mechanical Properties | Yield Strength: ~215 MPa (31 ksi); Tensile Strength: ~505 MPa (73 ksi); Elongation: ~40%; Hardness: ~88 HRB. |
| Processability | Excellent weldability (TIG/MIG; 304L for welds); good formability (bending, drawing); machinable. Anneal at 1010-1120°C for optimal properties. |
| Applications | Food processing equipment, kitchen appliances, architectural trim, structural supports, automotive trim, and industrial frameworks. |
| Standards | ASTM A554, ASTM A269/A249, UNS S30400/S30403 (304/304L), EN 1.4301/1.4307. |
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Reliable 304 Stainless Steel Rectangular Tube for Your Needs
Strengthen your projects with unmatched 304 Stainless Steel Rectangular Tube which comes with unmatched durability and versatility. Get in touch with your supplier now to find out about standard sizes, custom options, finishes, and learn how this dependable material will serve your requirements in the food processing, industrial, or architectural fields!
