... WB36,BCrMo44,34CrMo4,P5,12CrAISI1010,1020,1045,Gr·65 ,API X52,API X 42and so oneotherDIN,JISspecificationOut diameter6mm-750mmWall thickness0.3-75mmProduction ... ASTMA515,ASTM A 572,ASTM A 709,ASTMA302,ASTMA537,API X52,API X 42 and so on.specificationThickness:0.5mm-140mmProduction technologyHot rolledCold ... ,309S,310,310S,430,409specificationRound Square rectangle Stainless Steel Seamless Pipes & Tubes