SS-EN-ISO-21922 › Refrigerating systems and heat pumps - Valves - Requirements, testing and marking (ISO 21922:2021)
SS-EN-ISO-21922
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2021 EDITION
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CURRENT
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This European Standard specifies safety requirements, safety factors, test methods, test pressures used and marking of refrigerating valves and other components with similar bodies, hereinafter called valves, for use in refrigerating systems. It describes the procedure to be followed when designing (by calculation or by an experimental design method) valve parts subjected to pressure as well as the criteria to be used in the selection of materials. The standard describes methods by which reduced impact values at low temperatures may be taken into account in a safe manner. This standard applies to the design of bodies and bonnets for pressure relief devices, including bursting disc devices, with respect to pressure containment but it does not apply to any other aspects of the design or application of pressure relief devices.
To find similar documents by classification:
23.060.20 (Ball and plug valves)
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Designation Name
SS-EN ISO 21922:2021
Revision Level
2021 EDITION
Status
Current
Publication Date
Nov. 9, 2021
Language(s)
English
Page Count
104
International Equivalent
EN ISO 21922:2021(IDT); ISO 21922:2021(IDT)