SIS SS 1266-1983 Fittings for piping - Stop-check valves for PN 16 and PN 10 - Straight globe valves of cast iron with flanged ends, spring-loaded disk, rising stem and sealing surfaces of Cu-alloy resistant to sea water
1983SIS SS 1266-1983 Fittings for piping - Stop-check valves for PN 16 and PN 10 - Straight globe valves of cast iron with flanged ends, spring-loaded disk, rising stem and sealing surfaces of Cu-alloy resistant to sea water