stainless steel elbow Stock: All standards are available material: 304, 304L, 316, 316L, ... low prices waitting for you. Welcome for your inquiry. according to the following international standard: 1, ASTM, PN0.25-PN2.5 ... 2, ISO, SCH5-SCH80 3, non-standards according to buyers’ requestPACKAGING DETAIL: PIPE FITTING; PLASTIC FIRST, THEN CARTON, LAST ...