NEN-EN 1626
Cryogenic vessels - Valves for cryogenic service
| Organization: | NEN |
| Publication Date: | 1 April 1999 |
| Status: | inactive |
| Page Count: | 17 |
| ICS Code (Ball and plug valves): | 23.060.20 |
| ICS Code (Cryogenic vessels): | 23.020.40 |
scope:
This standard specifies the requirements for the design, manufacture and testing of valves for cryogenic service, i.e. for operation with cryogenic fluids below -10 °C as well as at ambient conditions to allow for start-up and run-down. It specifies additional requirements for cryogenic service for the appropriate valve product standard. It applies to sizes up to DN 150 and vacuum jacketed cryogenic valves.
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