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Welcome to visit Boai Steel Group Website!
Welcome to visit Boai Steel Group Website!
Location: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