DIN EN ISO 21922:2025-09
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DIN EN ISO 21922:2025-09

Refrigerating systems and heat pumps - Valves - Requirements, testing and marking (ISO 21922:2021 + Amd 1:2024); German version EN ISO 21922:2021 + A1:2024
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Publisher Deutsche Institut für Normung e.V. (DIN)
Publication Date 09/01/2025
Page Count 8
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ISBN ---
Weight (in grams) ---
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