... & Cover: Cast Iron GG20 2.Screen(Filter): SS304 3.Gasket: Graphite + Stainless Steel 4.Studs, nuts and washers: Carbon Steel 5 ... , Cast Steel 2CoverBrass, Cast Steel 3ScreenSS3044GasketAsbestosStrainer type y Y-1A Technical Data Y-1AApplicable FluidSteam, Water, Oil, ,AirApplicable Inlet PressureMax, 10kgMax, 16kgApplicable ...