This part of this European Standard specifies general requirements for safety valves irrespective of the fluid for which they are designed. It is applicable to safety valves having a flow diameter of 6 mm and above which are for use at set pressures of 0,
DS/EN ISO 4126-1:2013 history
2013DS/EN ISO 4126-1:2013 Safety devices for protection against excessive pressure - Part 1: Safety valves
0000 DS/EN ISO 4126-1/AC:2006
0000 DS/EN ISO 4126-1:2004
1995DS/ETS 300583:1995 European digital cellular telecommunications system (Phase 2) - Terminal Adaptation Functions (TAF) for services using asynchronous bearer capabilities (GSM 07.02)