ERW Welded Galvanized Steel Pipe 20MM-508MM Diameter 1MM-12MM Wall Thickness for Construction
ERW welded galvanized steel pipes designed for building construction applications including curtain walls, structural columns, and outdoor infrastructure projects. Available in diameters from 20MM to 508MM with wall thickness ranging from 1MM to 12MM.
| Parameter | Specifications |
|---|---|
| Material Grades | 10#, 20#, 45#, 16Mn, A53(A,B), Q235, Q345, Q195, Q215, St37, St42, St37-2, St35.4, St52.4, ST35 |
| Outer Diameter | 20MM - 508MM |
| Wall Thickness | 1MM - 12MM |
| Length | 5m-14m, 5.8m, 6m, 10m-12m, 12m or custom lengths |
| Standards | API 5L, ASTM A53-2007, ASTM A671-2006, ASTM A252-1998, ASTM A450-1996, ASME B36.10M-2004, ASTM A523-1996, 6323, BS 6363, BS EN10219, GB/T 3091-2001, GB/T 13793-1992, GB/T9711 |
| Surface Treatment | Hot-dip galvanized, PVC coating, painting, anti-rust oil treatments |
- Building exterior walls and curtain wall systems
- Structural columns and stress-bearing materials
- Outdoor telecommunications towers and infrastructure
- Scaffolding construction systems
- Water, gas, and oil distribution pipelines
- Fencing, greenhouse structures, and agricultural applications
Hot-dip galvanized technique ensures superior corrosion resistance and extended service life for both indoor and outdoor applications.
All products undergo strict quality control from raw materials to finished pipes. Certified with API, ISO9001-2008, SGS, and BV standards.
Standard packaging includes bundling with PVC protection or customized packaging options. Delivery typically within 2-15 days after payment confirmation.
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