stainless steel quick couplings--type F 1.Mateiral:304,316. 2.Size:1/2"-6". 3 ... .Certification:ISO9001. stainless steel quick couplings--type F.Description: Welcome international order ,please attach the drawing or photo ... Body material/ballStainless steel 316/304TypeA,B,C,D,E,F,DC,DPCasting ProcessInvestment-CastingSurface TreatmentStain & Mirror PolishAdvantages1) High-quality raw materials ...