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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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Publications of ISO/TC 138/SC 4

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ISO 14531-4	2006-04	Standards	Plastics pipes and fittings - Crosslinked polyethylene (PE-X) pipe systems for the conveyance of gaseous fuels - Metric series - Specifications - Part 4: System design and installation guidelines More	Order from DIN Media
ISO 17484-1	2014-06	Standards	Plastics piping systems - Multilayer pipe systems for indoor gas installations with a maximum operating pressure up to and including 5 bar (500 kPa) - Part 1: Specifications for systems More	Order from DIN Media
ISO 17484-2	2009-01	Standards	Plastics piping systems - Multilayer pipe systems for indoor gas installations - Part 2: Code of practice More	Order from DIN Media
ISO 18225	2012-12	Standards	Plastics piping systems - Multilayer piping systems for outdoor gas installations - Specifications for systems More	Order from DIN Media
ISO 21307	2017-12	Standards	Plastics pipes and fittings - Butt fusion jointing procedures for polyethylene (PE) piping systems More	Order from DIN Media
ISO 21307 AMD 1	2020-01	Standards	Plastics pipes and fittings - Butt fusion jointing procedures for polyethylene (PE) piping systems; Amendment 1 More	Order from DIN Media

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