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        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