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Square Steel Tube
Stainless steel square tube with strong bending performance, corrosion resistance, and polished finish options for railings, frames, supports, and decorative structures.
| Material: | China 304/316/316L; EU 1.4301/1.4307/1.4401/1.4404/1.4372; USA UNS S30400/S30403/S31600/S31603; Japan SUS304/304L/316/316L; Russia 08X18H10/03X18H11/08X17H13M2/0317H14M3 |
| Standards: | China GB/T 18705, GB/T 12770, JG/T 539, GB/T 45779; EU EN 10378/EN 10296; USA ASTM A554/A554M/ASTM A1134/A1134M; Japan JIS G3446; Russia GOST 11068/GOST 8639 |
| Side Length: | 10-200 mm with a full range of wall thicknesses |
| Common Length: | 6 m per tube; cut-to-length service is available |
| Surface: | brushed or bright polished finish available |
Product Features
- Welded from stainless steel strip into a regular square section with strong bending and load-bearing performance.
- 304/316 stainless steel resists rust, acid, alkali, and coastal corrosion.
- Uniform wall thickness supports cutting, drilling, bending, and welding.
- Clean appearance makes assembled frames and guardrails both attractive and sturdy.
Common Specifications
- Material: China 304/316/316L; EU 1.4301/1.4307/1.4401/1.4404/1.4372; USA UNS S30400/S30403/S31600/S31603; Japan SUS304/304L/316/316L; Russia 08X18H10/03X18H11/08X17H13M2/0317H14M3.
- Standards: China GB/T 18705, GB/T 12770, JG/T 539, GB/T 45779; EU EN 10378/EN 10296; USA ASTM A554/A554M/ASTM A1134/A1134M; Japan JIS G3446; Russia GOST 11068/GOST 8639.
- Side length: 10-200 mm with a full range of wall thicknesses.
- Common length: 6 m per tube; cut-to-length service is available.
- Surface: brushed or bright polished finish available.
Applications
- Guardrail structures such as factory fences, stair handrails, and protective railings.
- Equipment frames such as corrosion-resistant equipment supports and machinery frame bases.
- Decorative projects such as curtain-wall keels, outdoor billboards, and display racks.
- Chemical and water-treatment structures such as corrosion-resistant platforms and pipe support frames.
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