ball valve teflon gasket 1.MOQ:500pcs 2.Max. pressure:1.6Mpa 3.working tem.:-20-150degrees 4.CE,EN331,SGS,ISO9002:2008 ball valve teflon gasket ComponentMaterial1Bodybrass2BallIron3StemIron4O-ringPTFE5Packing RingsPTFE6ScrewIron7Handsteel with plastic cover DLF-115 ball valve teflon gasket