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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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Smart Farming Standards and specifications are drivers for the digitalization of agriculture
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Projects of CEN/TC 155/WG 32

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Document number	Begin	Title	Comment
DIN EN ISO 16486-4	2023-09-15	Plastics piping systems for the supply of gaseous fuels - Unplasticized polyamide (PA-U) piping systems with fusion jointing and mechanical jointing - Part 4: Valves (ISO 16486-4:2025); German version EN ISO 16486-4:2025 More	Comment
DIN EN ISO 18984	2023-06-16	Ball valves for thermoplastics piping systems for hot and cold water installations under pressure – Types, dimensions and requirements (ISO/FDIS 18984:2025); German version FprEN ISO 18984:2025 More	Comment
DIN EN 1555-4	2023-04-28	Plastics piping systems for the supply of gaseous fuels - Polyethylene (PE) - Part 4: Valves; German version FprEN 1555-4:2025 More	Comment

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