... 310, 310S,304,304L, 316, 316L,317, 317L,321,409L, 904L, 410, 430,4Cr13. Steel pipematerialGB10#,20#,45#,20G.16Mn,27SiMn ... ,20CrMo,35CrMo, 42CrMo, 12Cr1MoVG,Cr5Mo,WB36,BCrMo44,34CrMo4,P5,12CrAISI1010,1020,1045,Gr·65 ,API X52,API X 42and so oneotherDIN,JISspecificationOut ...