... material: SS304/316. union, ioine, accept CUSTOMIZE Sanitary stainless steel movable pipe union--(DIN,SMS,ISO, 3A, BPE, CMP, ... ISO, 3A, BPE, CMP,IDF .3) Material:Stainless steel 304, 316L4)Connection:welded,quick-installed,threaded.5)polish:mirror ... Sanitary UnionDIN11850 UnionEqual UnionSanitary movable unionpipe union/jointstainless steel movable union Shanghai stainless steel pipe fittings clamps