ISO 21922:2021/DAmd 1

Refrigerating systems and heat pumps — Valves — Requirements, testing and marking — Amendment 1 ISO 21922:2021/DAmd 1

General information

Current stage: 40.60 Close of voting May 16, 2023

Originator: ISO

Owner: ISO/TC 86/SC 1 Safety and environmental requirements for refrigerating systems

Type: International Standard

ICS: 27.080 Heat pumps | 27.200 Refrigerating technology

Life cycle

PREVIOUSLY

PUBLISHED
ISO 21922:2021

NOW

IN_DEVELOPMENT
ISO 21922:2021/DAmd 1
40.60 Close of voting
May 16, 2023