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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 A89-568 ; NF EN ISO 14271:2017-09-27
Resistance welding - Vickers hardness testing (low-force and microhardness) of resistance spot, projection, and seam welds

Title (German)

Widerstandsschweissen - Vickers-Härteprüfung (Kleinkraft- und Mikrohärtebereich) von Widerstandspunkt-, Buckel- und Rollennahtschweissverbindungen

Edition 2017-09-27

Original language 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 A89-568 ; NF EN ISO 14271:2017-09-27 Resistance welding - Vickers hardness testing (low-force and microhardness) of resistance spot, projection, and seam welds

Want to learn more?

NF A89-568 ; NF EN ISO 14271:2017-09-27
Resistance welding - Vickers hardness testing (low-force and microhardness) of resistance spot, projection, and seam welds