1.Type: welded 2.Material: 304,304L,316L 3.Size: 1"- ... 3.DIN,SMS,ISO,IDF,AS,BS,BPE Standard.Sanitary union (ISO9001:2000,CE,TUV certified) Specification: DN15-DN150,1 ... (180G,240G,400G)Shape: round or hexagon typeA completed union was composed of nut,liner,male,seal ring. We ... butterfly valve,ball valve,check valve,diaphragm valve,safety valve,union parts,ferrule,end cap,nut,clamp,elbow,tee,cross, ...