About

Scope

Standardization in the field of steel tubes, cast iron pipes, flexible metallic tubes and metallic fittings, flanges, pipe supports, pipe threads and gauges, metallic and organic coatings and protections.

Excluded :

  • steel for tubes (ISO / TC 17);
  • aircraft pipes (ISO / TC 20);
  • tubes and equipment (other than flanges) pipe threads and gauging within the field of work of the petroleum and natural gas industries (ISO / TC 67);
  • connections for fluid power systems (ISO / TC 131).

Quick links

67

published ISO standards *

related to the TC and its SCs

10

ISO standards under development *

related to the TC and its SCs

19

Participating countries

30

Observing countries

* number includes updates

Reference Title Type
ISO/TC 5/SC 1 Steel tubes Sub committee
ISO/TC 5/SC 2 Cast iron pipes, fittings and their joints Sub committee
ISO/TC 5/SC 5 Threaded fittings, solder fittings, welding fittings, pipe threads, thread gauges Sub committee
ISO/TC 5/SC 10 Metallic flanges and their joints Sub committee
ISO/TC 5/SC 11 Metal hoses and expansion joints Sub committee
ISO/TC 5/AG 1 Strategic Business Plan evaluation Working group *

* The convener can be reached through the secretariat (See contact information below)

Liaison Committees to ISO/TC 5

The committees below can access the documents of ISO/TC 5 :

Reference Title ISO/IEC
ISO/TC 11 Boilers and pressure vessels ISO
ISO/TC 17 Steel ISO
ISO/TC 17/SC 10 Steel for pressure purposes ISO
ISO/TC 23/SC 18 Irrigation and drainage equipment and systems ISO
ISO/TC 67 Materials, equipment and offshore structures for petroleum, petrochemical and natural gas industries ISO
ISO/TC 131 Fluid power systems ISO
ISO/TC 131/SC 4 Connectors and similar products and components ISO
ISO/TC 138 Plastics pipes, fittings and valves for the transport of fluids ISO
Liaison Committees from ISO/TC 5

ISO/TC 5 can access the documents of the committees below :

Reference Title ISO/IEC
ISO/TC 10/SC 6 Mechanical engineering documentation ISO
ISO/TC 11 Boilers and pressure vessels ISO
ISO/TC 17 Steel ISO
ISO/TC 17/SC 10 Steel for pressure purposes ISO
ISO/TC 22/SC 33 Vehicle dynamics and chassis components ISO
ISO/TC 23/SC 18 Irrigation and drainage equipment and systems ISO
ISO/TC 44 Welding and allied processes ISO
ISO/TC 67 Materials, equipment and offshore structures for petroleum, petrochemical and natural gas industries ISO
ISO/TC 112 Vacuum technology ISO
ISO/TC 131 Fluid power systems ISO
ISO/TC 131/SC 4 Connectors and similar products and components ISO
ISO/TC 138 Plastics pipes, fittings and valves for the transport of fluids ISO
ISO/TC 153 Valves ISO
ISO/TC 193 Natural gas ISO
Organizations in liaison
Acronym Title Liaison type
WCO World Customs Organization B
Date Month Location TC/SC Note
7-8 November 2017 Marseille (France) ISO/TC 5/SC 2 *
  September 2018 Vienna (Austria) ISO/TC 5 **

* Information definite but meeting not yet formally convened
** Provisional

ISO/TC 5 - Secretariat

SAC China
China Metallurgical Standardization Research Institute (CMSI)
74 Dengshikou Street
P.O. Box 1823
Beijing 100730
China

Tel: +86 10 65 13 52 81
Fax: +86 10 65 13 65 25

Secretariat direct:
Mrs Jie Hou
Tel: +86 10 65244712