Application For Boiler,Superheater and Heat-Exchanger. Production Standard,Steel No. ASTM A213 T11,T12,T22,T5,T9 ASTM A335 P11,P12,P22, P5,P9 ASTM A199 T11,T22,T5 ASTM A209 T1,T1a,T1b, EN10216-2 10CrMo5-5,11CrMo9-10,X11CrMo5+1,TC1,TC2 JIS G3462 STBA 12,STBA13,STBA24     Delivery Condition Normalized and Tempered Inspections and tests performed Chemical Composition Inspection,Mechanical Properties Test(Tensile Strength,Yield Strength,Elongation,Flaring,Flattening,Hardness,Impact Test)Surface and Dimension Test,Non-destructive Test,Hydrostatic Test.     Surface treatment Oil-dip,varnish,Passivation,Phosphating,Shot Blasting Size Range O.D 19.05-101.6mm W.T 2-12mm