About
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Secretariat: NEN (Netherlands)
Committee Manager: -
Chairperson (until end 2027):Mr M. Mekes
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ISO Technical Programme Manager [TPM]:ISO Editorial Manager [EM]:
- Creation date: 1983
Scope
Standardization of pipes, fittings, piping systems and auxiliary equipment intended for the supply of gaseous fuels and made from all types of plastic materials, including all types of reinforced plastics.
Metal fittings used with plastic pipes are also included. This standardization includes - for pipes, flanges, fittings and auxiliary equipment - dimensions and their tolerances, requirements for chemical, mechanical and physical properties and guidance for the assessment of conformity.
Requirements for resulting joints between pipes and/or fittings for fitness for purpose, including test methods, equipment and codes of practice.
Quick links
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Work programme
Drafts and new work items -
Working area
Working documents (user account required) -
ISO Electronic applications
IT Tools that help support the standards development process
This committee contributes with 54 standards to the following Sustainable Development Goals:
Liaison Committees to ISO/TC 138/SC 4
The committees below can access the documents of ISO/TC 138/SC 4:
| Reference | Title | ISO/IEC |
|---|---|---|
| ISO/TC 138/SC 8 | Rehabilitation of pipeline systems | ISO |
Liaison Committees from ISO/TC 138/SC 4
ISO/TC 138/SC 4 can access the documents of the committees below:
| Reference | Title | ISO/IEC |
|---|---|---|
| ISO/TC 61 | Plastics | ISO |
| ISO/TC 138/SC 8 | Rehabilitation of pipeline systems | ISO |
ISO/TC 138/SC 4 - Secretariat