Committee Draft
ISO/CD 4437-4
Plastics piping systems for the supply of gaseous fuels — Polyethylene (PE) — Part 4: Valves
Reference number
ISO/CD 4437-4
Edition 3
© ISO 2025
Committee Draft
Under development
A draft is being reviewed by the committee.
Will replace ISO 4437-4:2022

General information

  • Status
     : Under development
    Stage
    : CD consultation initiated [30.20]
  • Edition
     : 3
  • Technical Committee :
    ISO/TC 138/SC 7
  • RSS updates

Life cycle

Sustainable Development Goals

This standard contributes to the following Sustainable Development Goals

9
Industry, Innovation and Infrastructure
11
Sustainable Cities and Communities
12
Responsible Consumption and Production

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