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ÖNORM EN 13433:2006-08
Действует
Devices to prevent pollution by backflow of potable water - Mechanical disconnector, direct actuated - Family G, type A
ÖNORM EN 13434:2006-08
Действует
Devices to prevent pollution by backflow of potable water - Mechanical disconnector, hydraulic actuated - Family G, type B
ÖNORM EN 13959:2005-02
Действует
Anti-pollution check valves - DN 6 to DN 250 inclusive family E, type A, B, C and D
ÖNORM EN 16447:2014-08
Действует
Explosion isolation flap valves
ÖNORM EN 13709:2010-06
Действует
Industrial valves - Steel globe and globe stop and check valves
ÖNORM EN 14452:2005-10
Действует
Devices to prevent pollution by blackflow of potable water - Pipe interrupter with atmospheric vent and moving element DN 10 to DN 20 - Family D, type B
ÖNORM EN 14453:2005-09
Действует
Devices to prevent pollution by backflow of potable water - Pipe interrupter with permanent atmospheric vent DN 10 to DN 20 - Family D, type C
ÖNORM EN 1074-3:2000-09
Действует
Valves for water supply - Fitness for purpose requirements and appropriate verification tests - Part 3: Check valves
ÖNORM EN ISO 16137:2020-01
Действует
Industrial valves - Check valves of thermoplastics materials (ISO 16137:2006 + Amd 1:2019) (consolidated version)
ÖNORM EN 16767:2020-07
Действует
Industrial valves - Metallic check valves
ÖNORM EN 14451:2020-10
Действует
Devices to prevent pollution by backflow of potable water - In-line anti-vacuum valves DN 10 to DN 50 inclusive - Family D, type A