... ,1.4404,1.0619 Body material/ballStainless steel 316/304TypeA,B,C,D,E,F,DC,DPCasting ProcessInvestment-CastingSurface TreatmentStain & Mirror ... , ISO/TS1649:2002, GB/T19001 and GJB9001A-2001Quality ControlWe have a full set of quality control systems to guarantee the best ...