• 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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  • Smart Farming Standards and specifications are drivers for the digitalization of agriculture

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Projects of CEN/TC 23/WG 20

DIN EN ISO 17879 rev 2024-06-05 Gas cylinders - Self-closing cylinder valves - Specification and type testing More  Comment 
DIN EN ISO 17871/A2 2024-06-05 Gas cylinders - Quick-release cylinder valves - Specification and type testing - Amendment 2 More  Comment 
DIN EN ISO 14246/A1 2023-10-31 Gas cylinders - Cylinder valves - Manufacturing tests and examinations - Amendment 1 More  Comment 
DIN EN ISO 10298 rev 2023-10-31 Gas cylinders - Gases and gas mixtures - Determination of toxicity for the selection of cylinder valve outlets More  Comment 
DIN EN ISO 17871 2023-01-13 Gas cylinders - Quick-release cylinder valves - Specification and type testing (ISO 17871:2020 + Amd.1:2024); German version EN ISO 17871:2020 + A1:2024 More  Comment 
DIN EN ISO 13341 2022-11-14 Gas cylinders - Fitting of valves to gas cylinders More  Comment 
DIN EN ISO 14456 2021-10-27 Gas cylinders - Gas properties and associated classification (FTSC) codes (ISO 14456:2024); German version EN ISO 14456:2024 More  Comment 
DIN EN ISO 22435 2020-08-20 Gas cylinders - Cylinder valves with integrated pressure regulators - Specification and type testing (ISO 22435:2024); German version EN ISO 22435:2024 More  Comment 
DIN EN ISO 10297 2020-08-19 Gas cylinders - Cylinder valves - Specification and type testing (ISO 10297:2024, Corrected version 2024-05); German version EN ISO 10297:2024 More  Comment 

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