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        Location:产品首页 >> Product Center >> Spiral Steel Pipe >> Steel Pipe for Sewage
        • 产品名称: Steel Pipe for Sewage
        • 产品编号: A009
        • Views : 28

        Production Name:Steel Pipe for Sewage
        Standard:API 5L 45th PSL1
        Grade:X52/L360
        Specification:Φ1820×18×12000mm
        Technical Requirement:
        O.D.Tolerance of Pipe: Body≤±0.5%D; whichever is the greater :±4.0mm;End≤±1.6mm
        Tolerance of Wall Thickness:≤±0.1t
        Out of Roundness:Body≤0.015D; whichever is the greater :±15mm;End≤0.01D whichever is the greater :±13mm
        Tolerance of Length: ±50mm
        Straightness: Full length ≤0.2%L; the end of each steel pipe length 1m within the scope ≤4.0mm
        Out of squareness ≤1.6mm
        Bevelled:30°-35°
        Blunted Edge:1.6±0.8mm
        Height of outer welded seam:≤4.5mm
        Height of inner welded seam:≤3.5mm
        Hydrostatic test pressure ≥6.4 MPa delay time≥10s
        Non-destructive Inspection:The full length (100%)of welded seam