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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 269/SC 2/WG 1

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Document number	Begin	Title	Comment
ISO/AWI 24221	2026-06-11	Railway applications - Braking system - General requirements More	Comment
DIN EN ISO 24478/A1	2024-09-12	Railway applications - Braking - General vocabulary - Amendment 1 (ISO 24478:2023/DAM 1:2025); German and English version EN ISO 24478:2024/prA1:2025 More	Comment
ISO 24478 DAM 1	2024-09-03	Railway applications - Braking - General vocabulary - Amendment 1 More	Comment
ISO 24221 FDAM 1	2024-09-03	Railway applications - Braking system - General requirements - Amendment 1 More	Comment
ISO/FDIS 20138-1	2023-09-18	Railway applications - Calculation of braking performance (stopping, slowing and stationary braking) - Part 1: General algorithms utilizing mean value calculation More	Comment
ISO/FDIS 20138-2	2023-09-18	Railway applications - Calculation of braking performance (stopping, slowing and stationary braking) - Part 2: General algorithms utilizing step by step calculation More	Comment

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