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Hydrogen Technologies Standards form the basic framework for market ramp-up
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Climate change Standards and specifications support climate targets
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Projects of ISO/TC 131/SC 4/WG 4

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Document number	Begin	Title	Comment
ISO/WD 14541	2025-09-05	Hydraulic fluid power - Dimensions and requirements for screw-to-connect quick-action couplings for general purpose More	Comment
ISO/WD 14540	2025-09-05	Hydraulic fluid power - Dimensions and requirements for screw-to-connect quick-action couplings for use at a pressure of 70 MPa (700 bar) More	Comment
ISO/CD TS 22265	2024-10-15	Quick Release Couplers Best Practices - Correct installation, use and maintenance suggested guidelines More	Comment
ISO/DIS 18869	2023-05-12	Hydraulic fluid power - Test methods for couplings actuated with or without tools More	Comment

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