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        Location:产品首页 >> Product Center >> ERW Steel Pipe >> Weld Pipe for Roller of Conveyor
        • 产品名称: Weld Pipe for Roller of Conveyor
        • 产品编号: 009
        • Views : 113

        Name of Product: Weld pipe for roller of conveyor
        Standard: GB/T13793-2008
        Grade of Steel: Q345B
        Specification: Φ114.3×4.5×12000mm
        Technical requirement
        O.D. tolerance: PD.C:±0.40mm;
        Tolerance of Wall Thickness: ≤±5%t; ≤±7.5%t is allowed on same section
        Out of Roundness:≤0.40mm;
        Tolerance of Length : 0—+20mm;
        Straightness: PS.C≤0.5mm/m
        Out of squareness: ≤3mm
        Bevel angle: 30°-35°
        Width of root face: 1.6±0.8mm
        Outside bur: almost abreast with the base metal
        Inside bur: -0.05—+0.20mm;
        Hydrostatic Pressure Test≥5MPa   time holding test pressure≥5s