pplication:For Fluid Transportation service
Production Standard, Grade, Steel No:
ASTM A106 　Grade A, B, C
ASTM A53  S  Grade A, B
GB/T8 163 10, 20, Q295, Q345
Delivery Condition:Annealed, Normalized

Inspection and Test:
Chemical Composition Inspection, Mechanical Properties Test(Tensile Strength,Yield Strength, Elongation, Flaring, Flattening, Bending, Hardness), Surface and Dimension Test,No-destructive Test, Hydrostatic Test.

Surface treatment:Oil-dip, Varnish, Passivation, Phosphating, Shot Blasting