Our fluid seamless steel tubes are widely used for fluid transport, water conveying (sewage water discharge, water divert project), oil and natural gas long distance transmission as well as fluids.
Production Standard and Steel Grade:
ASTM A106 (Grade A,B,C)
ASTM SA53/SA-53M (Grade A,B,C)
Cold draw pipe shall be heat treated after the final cold draw pass at a temperature of 650Degrees Celsius or higher
Chemical Composition, Heat Analysis, Product Analysis, Mechanical Properties, Bending Requirements, Flattening Tests, Hydrostatic Tests, Nondestructive Electric Tests
Temporary Coating, Special Coating, Galvanized, Antirust Treatment
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