1.SS304/316 union F/F(CU) 2.CNC lathe process 3.Threaded ... .Size:1/8"-4",DN6-DN100 SS304/316 union F/F(CU). As the professional stainless steel pipe fittings manufacturer ... , weld nipple, barrel nipple, union conical f/f, elbow union conical m/f with best quality and low price.Description of ... /2",3",4"(DN6-DN100)KindUnion Conical M/F,F/F,B/W,F/FPressure Rating150LBSStandardASME,ANSIB 16.11,JIS B23.6, ...