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27

published ISO standards *

under the direct responsibility of ISO/TC 58/SC 4

7

ISO standards under development *

under the direct responsibility of ISO/TC 58/SC 4

25

Participating countries

15

Observing countries

* number includes updates

Reference Title Type
ISO/TC 58/SC 4/WG 2 Retesting of cylinders by acoustic emissions Working group *
ISO/TC 58/SC 4/WG 6 Cylinder identification Working group *
ISO/TC 58/SC 4/WG 8 Gas cylinder bundles Working group *
ISO/TC 58/SC 4/WG 11 Periodic inspection and testing of seamless steel and seamless aluminium-alloy gas cylinders Working group *
ISO/TC 58/SC 4/WG 12 Inspection at time of filling of cylinders for compressed and liquefied gases (excluding acetylene) Working group *
ISO/TC 58/SC 4/WG 14 Safe use of cylinders designed to national regulations Working group *
ISO/TC 58/SC 4/WG 15 MAE examination for composite cylinders Working group *
ISO/TC 58/SC 4/WG 16 Inspection and testing of welded steel and aluminium-alloy cylinders Working group *

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

Liaison Committees to ISO/TC 58/SC 4

The committees below can access the documents of ISO/TC 58/SC 4 :

Reference Title ISO/IEC
ISO/PC 252 Natural gas fuelling stations for vehicles ISO
ISO/TC 22/SC 41 Specific aspects for gaseous fuels ISO
ISO/TC 135/SC 9 Acoustic emission testing ISO
Liaison Committees from ISO/TC 58/SC 4

ISO/TC 58/SC 4 can access the documents of the committees below :

Reference Title ISO/IEC
ISO/PC 252 Natural gas fuelling stations for vehicles ISO
ISO/TC 22/SC 41 Specific aspects for gaseous fuels ISO
ISO/TC 135/SC 9 Acoustic emission testing ISO
Organizations in liaison
Acronym Title Liaison type
AEGPL European LPG Association - AEGPL A
ECMA European Cylinder Makers Association A
EIGA European Industrial Gases Association A
NGV Global Natural Gas Vehicle Knowledge Base A
WLPGA World LP Gas Association A
Date Month Location TC/SC Note
12-18 February 2018 (Sweden) ISO/TC 58/SC 4 **
11 February 2019 (USA) ISO/TC 58/SC 4 **

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

ISO/TC 58/SC 4 - Secretariat

ANSI United States
Compressed Gas Association
14501 George Carter Way, Suite 103
Chantilly, VA 20151-1770
United States

Tel: +1-703-788-2700
Fax: +1-703-961-1831

Secretariat direct:
Ms Jill Thompson
Tel: +1 703-788-2720
Fax: +1 703-961-1831