About

Scope

Preparation of standards for thermoplastic piping systems for industrial applications and standardization of characteristics and requirements for their components including pipes, fittings and accessories. Areas of application include non-pressure, vacuum and pressurized gaseous and liquid supply in above and below-ground networks.

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17

Published ISO standards *

6

ISO standards under development *

27
Participating members
23
Observing members

* number includes updates

Liaison Committees to ISO/TC 138/SC 3

The committees below can access the documents of ISO/TC 138/SC 3:

ISO/TC 138/SC 3 - Secretariat

UNI (Italy)

Piazza Leonardo da Vinci, 32
I-20133 Milano
Italy

Tel: +39 02 23996541 / +39 0223996540