NA 044
DIN Standards Committee Refrigeration Technology
Standards
[New]
ISO 21922 AMD 1
ISO 21922 AMD 1
Refrigerating systems and heat pumps - Valves - Requirements, testing and marking - Amendment 1
Title (German)
Kälteanlagen und Wärmepumpen - Ventile - Anforderungen, Prüfung und Kennzeichnung - ÄNDERUNG 1
Responsible national committee
NA 044-00-01 AA - Safety and environment protection
Responsible international committee
ISO/TC 86/SC 1 - Safety and environmental requirements for refrigerating systems