Seamless Steel Tube for Ship-building
Application Product is designed and manufactured for the boiler, superheater and pressure system of ships.
Production Standard，Steel No. CCS 360,410,440,490
DNV Carbon and Carbon Manganese Steel,Alloy Steel
LR Carbon and Carbon Manganese Steel,Alloy Steel
ABS ASTM A53 B/C, ASTM A106 B/C, ASTM A179, ASTM A192
NK STPG410 ,STPG510
Delivery Condition Annealed,Normalized
Inspections and tests performed Chemical Composition Inspection, Mechanical Properties Test(Tensile Strength, Yield Strength,,Elongation, Flaring, Flattening,Bending, Hardness, Impact Test ), Sulphur Print Test, Metallographic Structures Inspection, Surface and Dimension Test, Non-destructive Test ,Hydrostatic Test.
Surface treatment Oil-dip,varnish,Passivation,Phosphating,Shot Blasting
Size Range O.D 16-168.3mm