Item P11 alloy steel pipe,alloy steel tube Standard ASTM A335,ASTM A213,ASTM A106,JIS G3458,JISA3462,DIN17175,GB5310, GB9948, GB5310 Material ASTM A335 P2, P12, P11, P22, P5, P9, P91,ASTM A213 T2, T11,T5,T9,T22, 4140,12CrMo,15CrMo,12Cr2Mo,1Cr5Mo,42CrMo4,1Cr9Mo,10CrMo910,etc. Size Surface:Black painted,PE coated Length 6m,5.8m,11.8m,12m, or as required Wall Thickness 1-120mm Outer Diameter 6-2500mm Trade terms Payment terms T/T,L/C,western union Price terms FOB,CIF,CFR,Ex-work