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STN EN ISO 21922:2022/A1 (142030)

Refrigerating systems and heat pumps - Valves - Requirements, testing and marking (ISO 21922:2021)

STANDARD published on 1.4.2025

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The information about the standard:

Designation standards: STN EN ISO 21922:2022/A1
Classification mark: 142030
Catalog number: 140151
Note: Change
Publication date standards: 1.4.2025
Approximate weight : 30 g (0.07 lbs)
Country: Slovak technical standard
Category: Technical standards STN