brass valve, stainless steel valve, ball valve, angle valve, gate valve.filter valve,bibcock,fire valve, valve. heaing, pipe. Specificationsball valve 1, Size: inch 1/4 to 4 2, Surface: nickel, brass ... ”3, Surface Brass finish, nickel finish, chrome finish4, Working temperature -20oC to 110oC5, Working medium Water, gas, non-corrosive liquid6, Handle Steel ...