• 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 161/WG 4

ISO 23551-2 2018-09 Standards Safety and control devices for gas burners and gas-burning appliances - Particular requirements - Part 2: Pressure regulators More  Order from DIN Media
ISO 23551-5 2023-10 Standards Safety and control devices for gas burners and gas-burning appliances - Particular requirements - Part 5: Manual gas valves More  Order from DIN Media
ISO 23551-6 2021-11 Standards Safety and control devices for gas burners and gas-burning appliances - Particular requirements - Part 6: Thermoelectric flame supervision controls More  Order from DIN Media
ISO 23551-8 2023-05 Standards Safety and control devices for gas burners and gas-burning appliances - Particular requirements - Part 8: Multifunctional controls More  Order from DIN Media
ISO 23551-9 2022-01 Standards Safety and control devices for gas burners and gas-burning appliances - Particular requirements - Part 9: Mechanical gas thermostats More  Order from DIN Media
ISO 23551-12 2023-10 Standards Safety and control devices for gas burners and gas-burning appliances - Particular requirements - Part 12: Multifunctional controls with integral overpressure protection safety function (OPSF) for use with butane gas cartridges used in portable gas appliances More  Order from DIN Media

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