stainless steel quick coupling hose connectors type B 1.Size:1/2-6 2.Types: A,B,C,D,E,F,DC,DP 3.Samples ... :free samples stainless steel quick coupling hose connectors type B 1,Material: 304,316,316L,304L,CF8,CF8M stainless ... ,SCH40,SCH80,SCH1609,Casting method :investment casting.10,Cam Levers: stainless steel cam levers11,Gasket:buna(NBR),Viton and Telfon12,Test pressure ...