Heavy duty brass gas ball valve FXF, nickle plated body chrome plated ball, PVC coated steel Handle PTFE, EPDM O-Ring seals ... Gas Ball Valve FxFMS58 brass, size 1 inch DN25General descriptions:1. Size ... color, nickle plated4. Port: standard flow, full flow, reduced flow5. Ball: brass, stainless steel, plastic6. Working pressure: 1.6MPa7. Working temperature ...