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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]

OENORM EN 27721
Countersunk head screws - Head configuration and gauging

Title (German)

Senkschrauben - Gestaltung und Prüfung von Senkköpfen

Edition 1992-05-01

Original language German

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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

OENORM EN 27721 Countersunk head screws - Head configuration and gauging

Want to learn more?

OENORM EN 27721
Countersunk head screws - Head configuration and gauging