... leakage ISO9001 and ISO14001 Approveed J1005 Screw End Brass Gate Valve 1.Material: C3771, C37700N, CW614N, CW617N, as per request2. ... air 7. Working Temperature: -20°C≤t≤120°C8. Sealing: EPDM, PTFE, Teflon 100% leakage testISO9001 and ISO14001 ... Valve, Bibcock, Angle Valves, Brass Fitting, Copper Fitting,Cast Steel Valves, Stainless Steel Valves, Sanitary Wares, Hose, Water meters and Various Pipe ...