ASTMA335/A335M Alloy Steel Hot Rolled Seamless Steel Pipe For Construction OD Size Range: 16-426mm Thickness Size Range: 3-50mm Material: ST52, 16Mn, 27SiMn, 12Cr1Mov, 15CrMo Standard: ASTMA335/A335M,ASTMA213... قراءة المزيد
High Temperature Resistance DIN17175-79 Alloy Seamless Steel Pipe For Electric Power Main Material: 12Cr1MoV,P22(10CrMo910)T91,P91,P9,T9,WB36 ,Cr5Mo(P5,STFA25,T5,)15CrMo(P11,P12,STFA22),13CrMo44,Cr5Mo,15CrMo... قراءة المزيد
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