PROGRESUL
Aisi 304 square and rectangular stainless steel tubing for handrails, furniture, frames, machinery and architectural structures. Welded, polished or brushed as required.
304 stainless steel square tube is a cold-formed welded tube with a square or rectangular hollow section. The corners are neat, the surface is smooth, and it combines corrosion resistance with the easy handling of a hollow section.
Key Advantages
Compoziție chimică (Aisi 304)
| Element | C | Si | Mn | P | S | Cr | În |
|---|---|---|---|---|---|---|---|
| Conţinut % | ≤ 0.08 | ≤ 1.00 | ≤ 2.00 | ≤ 0.045 | ≤ 0.030 | 18.0 – 20.0 | 8.0 – 10.5 |
Mechanical Properties
- Tensile strength (σb): ≥ 520 MPa
- Yield strength (σ0.2): ≥ 205 MPa
- Elongaţie (δ): ≥ 40 %
- Density: 7.93 g/cm³
Standard Sizes
| Parameter | Range |
|---|---|
| Square side | 10 × 10 mm – 200 × 200 mm |
| Rectangular | 20 × 10 mm – 200 × 100 mm |
| Wall thickness | 0.6 mm – 6.0 mm |
| Lungime | 6 m (cut to length on request) |
| Suprafaţă | No.1 mill / 2B / brushed / mirror 8K |
| Standard | ASTM A554 / Aisi 304 / ÎN 1.4301 |
Applications
304 square tube is used for handrails and balustrades, furniture frames, machine guards, display racks, greenhouse frames, kitchen equipment, automotive trim and general structural fabrication. For round tubing in the same grade, see our 304 stainless welded pipe.
Ambalare
Each tube is plastic-capped and wrapped with PVC film, then bundled on plywood pallets. Custom lengths, îndoire, notching and end-finishing are available on request.
Send size, wall, length and quantity — we confirm price and stock within 24 ore.
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