... AISI 304 seamless steel pipe OD:32-750MM WT:2.5-75MM Printing,beveled edges,with cap Wide application AISI304 seamless steel ... , 12Cr1MoVG,Cr5Mo,WB36,BCrMo44,34CrMo4,P5,12CrAISI1010,1020,1045,Gr·65 ,API X52,API X ... rolledCold rolledSurface treatmentCopper coatedGalvanizedothersortingStructural pipe, fluid pipe, boiler pipe, oil pipe, gas pipe, API pipe, alloy steel pipe, carbon steel pipe and so on.