Welded Steel Pipe
Welded steel pipe is mainly used in water engineering, petrochemical industry, chemical industry, electric power industry, agricultural irrigation, city construction. Used for liquid delivery: water supply, drainage. The gas transportation: gas, vapor, liquefied petroleum gas. For structural purposes: as piling pipe, bridge; tube for pier, road, building structure.
Main Specification:
| Outer diameter | 42.3mm-141.3mm or custom-made |
| Wall thickness | 0.4-20mm |
| Length | 5.8M for 20'gp, 11.8M for 40'gp or as custom-made. |
| Finish | Hot Dipped Galvanized;Electro Galvanized;Black; Painted |
| Standard | BS1139,BS EN10255:2004; JIS G3444: 2004, GB/T3091 |
Standard & Grade:
| Out Diameter | Wall Thickness | Length | |
| inch | mm | mm | meter |
| 1-1/4" | 42.3mm | 1.0mm-4.0mm | 0.3m-12m |
| 1-1/2" | 48.3mm | 1.0mm-4.0mm | 0.3m-12m |
| 2" | 60.3mm | 1.5mm-4.0mm | 0.3m-12m |
| 2-1/2" | 76.1mm | 1.5mm-4.0mm | 0.3m-12m |
| 3" | 88.9mm | 1.5mm-9.5mm | 0.3m-12m |
| 4" | 114.3mm | 2.0mm-9.5mm | 0.3m-12m |
| 5" | 141.3mm | 3.0mm-9.5mm | 0.3m-12m |