Registration number (WIID)Project No.TitleStatus
73739ISO 22712:2023Refrigerating systems and heat pumps — Competence of personnelStandarts spēkā
85058ISO 21922:2021/Amd 1:2024Refrigerating systems and heat pumps — Valves — Requirements, testing and marking — Amendment 1Standarts spēkā
72198ISO 21922:2021Refrigerating systems and heat pumps — Valves — Requirements, testing and markingStandarts spēkā
86750ISO 14903:2025Refrigerating systems and heat pumps — Qualification of tightness of components and jointsStandarts spēkā
67553ISO 14903:2017Refrigerating systems and heat pumps — Qualification of tightness of components and jointsAtcelts
55263ISO 14903:2012Refrigerating systems and heat pumps — Qualification of tightness of components and jointsAtcelts
54362ISO 13971:2012Refrigeration systems and heat pumps — Flexible pipe elements, vibration isolators, expansion joints and non-metallic tubes — Requirements and classificationStandarts spēkā
Displaying 21-27 of 27 results.