Steel Grade/Steel Material/Steel Number:
10# 20# Q295 Q345 Q390 Q420 Q460
Size Range:
OD: 5-220mm
WT:1-30mm
Length:1-12m,as customer’s requirement
Characteristic:
Good Surface Quality
Good OD and ID tolerance controlled to Technical Standard
Stable quality
100% Eddy Current Test
TORICH QUALITY ASSURANCE
Production Process:
Seamless Cold Drawn or Seamless Cold Rolled + Heat Treatment of Annealing or Normalizing
Seamless Hot Rolled
Raw Material Tube:
Seamless Hollow Sections, produced by hot piercing or hot rolled.
Inspection in the work ship:
Size Measurement
Inspection: by eddy current test ultrasonic test
Mechanical test.
Application:
For For Liquid/Gas Transportation
GB/T8163 Seamless Steel Pipes For Liquid/Gas Transportation gas pipe