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Contact SupplierSteel Grade/Steel Material/Steel Number:
10# 20#
Grade Chemical Analysis %
C Si Mn Cr Ni Cu
10 0.07-0.13 0.17-0.37 0.35-0.65 â‰Â¤0.15 â‰Â¤0.30 â‰Â¤0.25
20 0.17-0.23 0.17-0.37 0.50-0.80 â‰Â¤0.25 â‰Â¤0.30 â‰Â¤0.25
Size Range:
OD: 6-350mm
WT:1-35mm
Length:4-12.5m,as customer̢۪s 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
NDT inspection: by eddy current test ultrasonic test
Mechanical test.
Application:
For Boilers