Norm

NEN-EN 1074-3:1993 Ontw. en

Afsluiters voor watervoorziening - Eisen aan de geschiktheid en de beproeving ervan - Deel 3: Terugslagkleppen

  • Deze norm is ingetrokken sinds 01-05-2000

23,50

Over deze norm

Status Ingetrokken
Aantal pagina's 10
Gepubliceerd op 01-11-1993
Taal Engels
In part 3, this standard specifies the fitness for purpose and certification requirements for check valves used for water supply. The nominal pressures of valves covered by this standard are PN6-PN10-PN16-PN 25. The nominal diameter of the valves covered by this standard are specified in Part 1 or the corresponding product standard. General specifications for the suitability of valves used in water supply are set out in Part 1 of this standard. The design criteria for the valves covered by this standard are specified in the product standards. The certification tests only apply to valves of DN≥ 500, except by special arrangement between the manufacturer and the user. The non-return valves conforming to this standard shall be sized to permit a maximum flow rate of 3 m/s.

Details

ICS-code 23.060.01
23.060.50
Nederlandse titel Afsluiters voor watervoorziening - Eisen aan de geschiktheid en de beproeving ervan - Deel 3: Terugslagkleppen
Engelse titel Valves for water supply - Specifications for use and appropriate verification tests - Part 3: Check valves
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