QF-15C acetylene cylinder valve,gas valve,acetylene valve,cylinder valve,valve Detailed Product Description QF-15C acetylene cylinder valve,gas valve,acetylene valve,cylinder valve,valveModelProduct NameMediumService Pressure(Mpa)Inside nominal diameter(mm)Outlet thread (mm)Temperature or pressure of safe apparatus(Mpa)Tread connected to cylinder(mm)QF-15CAcetylene gas cylinder valveacetylene gas ...