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Hydrogen Technologies Standards form the basic framework for market ramp-up
More information
Climate change Standards and specifications support climate targets
More information
Smart Farming Standards and specifications are drivers for the digitalization of agriculture
More information

Standards [CURRENT]

NF A88-201-4 ; NF EN ISO 21904-4:2020-03-11
Health and safety in welding and allied processes - Equipment for capture and separation of welding fume - Part 4: determination of the minimum air volume flow rate of capture devices

Title (German)

Arbeits- und Gesundheitsschutz beim Schweißen und bei verwandten Verfahren - Einrichtungen zum Erfassen und Abscheiden von Schweissrauch - Teil 4: Bestimmen des Mindestluftvolumenstromes von Absaugeinrichtungen

Edition 2020-03-11

Original language French

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Terminology

Hydrogen Technologies Standards form the basic framework for market ramp-up

Climate change Standards and specifications support climate targets

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

NF A88-201-4 ; NF EN ISO 21904-4:2020-03-11 Health and safety in welding and allied processes - Equipment for capture and separation of welding fume - Part 4: determination of the minimum air volume flow rate of capture devices

Want to learn more?

NF A88-201-4 ; NF EN ISO 21904-4:2020-03-11
Health and safety in welding and allied processes - Equipment for capture and separation of welding fume - Part 4: determination of the minimum air volume flow rate of capture devices