... ,316. 2.Process:investment casting. 3.Certification:ISO9001. 1/2"-6" stainless steel quick couplings.Description: Welcome international order ,please attach the ... ,CF3,CF3M,,304,316 1.4301,1 .4306,1.4401,1.4404,1.0619 Body material/ballStainless steel 316/304TypeA,B,C,D,E,F,DC ... ISO/TS1649:2002, GB/T19001 and GJB9001A-2001Quality ControlWe have a full set of quality control systems to guarantee the best ...