ISO 21922:2021/Amd 1:2024

Refrigerating systems and heat pumps — Valves — Requirements, testing and marking — Amendment 1

OEN:

ISO

Langue:

English

Code(s) de l'ICS:

27.080; 27.200

Statut:

Publié

Date de Publication:

2024-11-12

Numéro Standard:

ISO 21922:2021/Amd 1:2024