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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 E25-805
High-strength structural bolting assemblies for preloading - System HR - Hexagon bolt + nut + washers assemblies with diameters M39 to M72

Title (German)

Hochfeste vorspannbare Garnituren für Schraubenverbindungen im Metallbau - System HR - Garnituren aus Sechskantschrauben und -muttern und Scheiben mit Gewinde M39 bis M72

Edition 2019-05-17

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 E25-805 High-strength structural bolting assemblies for preloading - System HR - Hexagon bolt + nut + washers assemblies with diameters M39 to M72

Want to learn more?

NF E25-805
High-strength structural bolting assemblies for preloading - System HR - Hexagon bolt + nut + washers assemblies with diameters M39 to M72