... ISO90001 Market :Mostly to Europe and America Product name : Elbow union type(stainless steel elbow,elbow)Material : AISI304, AISI304L, AISI316, ... AISI316L Standards: DIN, SMS, ISO, IDF, 3A, RJT, DS, BS, BPE Specification:DN15-200 and 1" - 8 ... " Connection: weld, clamp , threaded, union, nut Polish: mirror polish, Sub-light,180G, 240G, 400G, tumble ...