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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 A80-230-1 ; NF EN ISO 6520-1:2007-09-01
Welding and allied processes - Classification of geometric imperfections in metallic materials - Part 1: fusion welding

Title (German)

Schweissen und verwandte Prozesse - Einteilung von geometrischen Unregelmässigkeiten an metallischen Werkstoffen - Teil 1: Schmelzschweissen

Edition 2007-09-01

Original language German , English , French

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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 A80-230-1 ; NF EN ISO 6520-1:2007-09-01 Welding and allied processes - Classification of geometric imperfections in metallic materials - Part 1: fusion welding

Want to learn more?

NF A80-230-1 ; NF EN ISO 6520-1:2007-09-01
Welding and allied processes - Classification of geometric imperfections in metallic materials - Part 1: fusion welding