Welcome to visit Boai Steel Group Website!
Welcome to visit Boai Steel Group Website!
Welcome to visit Boai Steel Group Website!
Location:Product Center >> Spiral Steel Pipe >> Steel Pipe for Chemical
  • 产品名称: Steel Pipe for Chemical
  • 产品编号: A006
  • Views : 66

Production Name:Steel Pipe for Chemical
Standard:GB/T9711-2011 PSL2
Grade:L360M
Specification:Φ610×12.7×12000mm
Technical Requirement:
O.D.Tolerance of Pipe: Body≤±0.75D; whichever is the greater :±3.2mm;End≤±0.50% whichever is the greater: ±1.6mm
Tolerance of Wall Thickness:≤±0.1t
Out of Roundness:Body≤0.020D; End≤0.015D;
Tolerance of Length: ±50mm
Straightness: Full length ≤0.2%L;the end of each steel pipe length 1.0m within the scope≤4.0mm
Out of squareness ≤1.6mm
Bevelled:30°-35°
Blunted Edge:1.6±0.8mm
Height of outer welded seam:≤3.5mm
Height of inner welded seam:≤3.5mm
Hydrostatic test pressure ≥13.5 MPa delay time≥10s
Non-destructive Inspection:100% whole pipe body