1.Material :Stainless Steel 304,304L,316L,copper ; 2.Finish:mirror polishing; 3.Application:sanitary ... DN150 4.Standards: DIN,3A,SMS,ISO,IDF, RJTSanitary union (ISO9001:2000,CE,TUV certified) Specification: DN15-DN150, ... ,240G,400G)Shape: round or hexagon typeA completed union was composed of nut,liner,male,seal ring. ... chain,blind cap etc... 12 stainless steel copper pipe fitting for sanitary systems