AENOR - UNE-EN ISO 21922
Refrigerating systems and heat pumps - Valves - Requirements, testing and marking (ISO 21922:2021)
active, Most Current
| Organization: | AENOR |
| Publication Date: | 13 July 2022 |
| Status: | active |
| Page Count: | 101 |
| ICS Code (Ball and plug valves): | 23.060.20 |
| ICS Code (Heat pumps): | 27.080 |
| ICS Code (Refrigerating technology): | 27.200 |
Document History
UNE-EN ISO 21922
July 13, 2022
Refrigerating systems and heat pumps - Valves - Requirements, testing and marking (ISO 21922:2021)
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