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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 772-20
Methods of test for masonry units - Part 20: Determination of flatness of faces of masonry units (consolidated version)

Title (German)

Prüfverfahren für Mauersteine - Teil 20: Bestimmung der Ebenheit von Mauersteinen (konsolidierte Fassung)

Edition 2005-05-01

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 772-20 Methods of test for masonry units - Part 20: Determination of flatness of faces of masonry units (consolidated version)

Want to learn more?

OENORM EN 772-20
Methods of test for masonry units - Part 20: Determination of flatness of faces of masonry units (consolidated version)