... Close Valve It is small in size, large flow, beautiful appearance, superior performance, change tropism is ... ,Oil,GasMotion PatternDirect Drive TypeTypeNormal Close TypeAperture of Flow Rate16CV Value4.8Joint Pipe BoreG1/2"Operation Fluid ... %~+10%Material of BodyBrassMaterial of Oil SealNBR,EPDM or VITONMODEL CHOOSING:*Coil and places: 10:single-head ... water, air,oil, gas/12V,24V DC or 110V,220V AC