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        Location:产品首页 >> Product Center >> ERW Steel Pipe >> ERW Pipe
        • 产品名称: ERW Pipe
        • 产品编号: B009
        • Views : 64

        Name of Product: ERW Pipe
        Standard: GB/T13793-2008
        Grade of Steel: Q345B
        Specification: Φ168.3×5.0×12000mm
        Technical requirement
        O.D. tolerance: PD.A≤±1.0%D;
        Tolerance of Wall Thickness: PT.A≤±10.0%t
        Out of Roundness:≤1.0%D;
        Tolerance of Length : 0—+20mm;
        Straightness: PS.A≤1.5mm/m;
        Out of squareness: ≤3mm
        Outside bur: almost abreast with the base metal
        Inside bur: -0.20—+0.50mm。
        Hydrostatic Pressure Test≥5MPa   time holding test pressure≥5s