... ) Stainless Steel Butt Weld Fittings2) Stainless Steel Socket Weld FittingsMaterial quality: ASTM A182 F304/ 304L/ 304H/ 316/ 316L/ 317/ 317L/ ... Steel (P5,P11,P22,P91 etc)StandardASTM, DIN,JIS PackagingWooden Boxes & Pallets or according to the customers' requirementsApplication RangePetroleum,Chemical ... are made upon the ISO9001 strickContator person: Joy 86-15922276377 high quality steel pipe caps