... 2 inch) General features and options for various brass gas valves: 1. Brass material: CuZn39Pb2, CW617n, CW614n, HPb59-1 ... , HPb57-3, MS58, DZR.3. Body finish: brass color or nickle plating 4. Flow port: standard flow ... , full flow, reduced flow5. Ball material: brass, stainless steel, PVC6. Sealing: PTFE, EPDM O-Rings7. ... per EU standard pallet CE certified Chinese product brass gas valve