About

Scope

Standardization in the field of fluid power systems and components, comprising terminology, construction, principal dimensions, safety requirements and testing and inspection methods.

To include such components as : accumulators, compressed air dryers, conductors (rigid and flexible), cylinders, electro-hydraulic and electro-pneumatic components and systems, fittings, fluidic devices, hose fittings and assemblies, filters and separators, fluids, hydraulic pumps, motors, moving-part fluid- controls, pneumatic lubricators, regulators, quick-action couplings, reservoirs, sealing devices, valves.

Quick links

223

published ISO standards *

related to the TC and its SCs

of which 14 under the direct responsibility of ISO/TC 131

46

ISO standards under development *

related to the TC and its SCs

of which 2 under the direct responsibility of ISO/TC 131

15

Participating members

22

Observing members

* number includes updates

Reference Title Type
ISO/TC 131/SC 1 Symbols, terminology and classifications Sub committee
ISO/TC 131/SC 2 Pumps, motors and integral transmissions [STANDBY] Sub committee
ISO/TC 131/SC 3 Cylinders Sub committee
ISO/TC 131/SC 4 Connectors and similar products and components Sub committee
ISO/TC 131/SC 5 Control products and components Sub committee
ISO/TC 131/SC 6 Contamination control Sub committee
ISO/TC 131/SC 7 Sealing devices Sub committee
ISO/TC 131/SC 8 Product testing Sub committee
ISO/TC 131/SC 9 Installations and systems Sub committee
ISO/TC 131/AP Advisory panel Working group
ISO/TC 131/WG 1 Accumulators Working group
ISO/TC 131/WG 4 Determination of the reliability of pneumatic components by testing Working group

Joint working groups under the responsibility of another committee
Reference Title
ISO/TC 28/SC 4/WG 3 Joint ISO/TC 28/SC 4 - ISO/TC 131 WG: Classification and specifications of hydraulic fluids
Liaison Committees to ISO/TC 131

The committees below can access the documents of ISO/TC 131 :

Reference Title ISO/IEC
IEC/TC 3 Information structures and elements, identification and marking principles, documentation and graphical symbols IEC
IEC/TC 65 Industrial-process measurement, control and automation IEC
ISO/TC 4/SC 7 Spherical plain bearings ISO
ISO/TC 5 Ferrous metal pipes and metallic fittings ISO
ISO/TC 10/SC 10 Process plant documentation ISO
ISO/TC 20 Aircraft and space vehicles ISO
ISO/TC 20/SC 10 Aerospace fluid systems and components ISO
ISO/TC 22/SC 33 Vehicle dynamics and chassis components ISO
ISO/TC 23/SC 4 Tractors ISO
ISO/TC 28/SC 4 Classifications and specifications ISO
ISO/TC 44/SC 8 Equipment for gas welding, cutting and allied processes ISO
ISO/TC 112 Vacuum technology ISO
ISO/TC 115 Pumps ISO
ISO/TC 127 Earth-moving machinery ISO
ISO/TC 127/SC 2 Safety, ergonomics and general requirements ISO
ISO/TC 127/SC 4 Terminology, commercial nomenclature, classification and ratings ISO
ISO/TC 199 Safety of machinery ISO
ISO/TC 207 Environmental management ISO
Liaison Committees from ISO/TC 131

ISO/TC 131 can access the documents of the committees below :

Reference Title ISO/IEC
ISO/TC 5 Ferrous metal pipes and metallic fittings ISO
ISO/TC 20 Aircraft and space vehicles ISO
ISO/TC 20/SC 10 Aerospace fluid systems and components ISO
ISO/TC 22 Road vehicles ISO
ISO/TC 23/SC 4 Tractors ISO
ISO/TC 28/SC 4 Classifications and specifications ISO
ISO/TC 44/SC 8 Equipment for gas welding, cutting and allied processes ISO
ISO/TC 69/SC 6 Measurement methods and results ISO
ISO/TC 115 Pumps ISO
ISO/TC 118 Compressors and pneumatic tools, machines and equipment ISO
ISO/TC 118/SC 1 Process compressors ISO
ISO/TC 118/SC 3 Pneumatic tools and machines ISO
ISO/TC 127 Earth-moving machinery ISO
ISO/TC 127/SC 2 Safety, ergonomics and general requirements ISO
ISO/TC 127/SC 4 Terminology, commercial nomenclature, classification and ratings ISO
ISO/TC 153 Valves ISO
ISO/TC 185 Safety devices for protection against excessive pressure ISO
ISO/TC 199 Safety of machinery ISO
Organizations in liaison (Category A and B)
Acronym Title Category
CETOP European Oil Hydraulic and Pneumatic Committee A

Date Month Location TC/SC Note
14-18 May 2018 London (United Kingdom) ISO/TC 131 *
15-19 October 2018 Frankfurt (Germany) ISO/TC 131 *
22-26 October 2018 Xinxiang (China) ISO/TC 131/SC 6 *

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

ISO/TC 131 - Secretariat

ANSI United States
National Fluid Power Association
6737 W. Washington Street, Suite 2350
Milwaukee, WI 53214
United States

Tel: +1-414-778-3344
Fax: +1-414-778-3361

Secretariat direct:
Ms Denise Rockhill
Tel: +1-414-778-3354