Welcome to visit Boai Steel Group Website!
Welcome to visit Boai Steel Group Website!
Welcome to visit Boai Steel Group Website!
Location: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 : 130

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