stainless steel quick release coupling connectors B 1.Size:1/2-6 2 ... DP 3.Samples:free samples 4.CE,ISO stainless steel quick release coupling connectors B 1,Material: 304,316,316L,304L ... SCH40,SCH80,SCH1609,Casting method :investment casting.10,Cam Levers: stainless steel cam levers11,Gasket:buna(NBR),Viton and Telfon12,Test ... .500.040.0417-209-132-3 stainless steel quick release coupling connectors B