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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 933-7
Test for geometrical properties of aggregates - Part 7: Determination of shell content - Percentage of shells in coarse aggregates

Title (German)

Prüfverfahren für geometrische Eigenschaften von Gesteinkörnungen - Teil 7: - Bestimmung des Muschelschalengehaltes - Prozentsatz von Muschelschalen in groben Gesteinkörnungen

Edition 1998-07-01

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 933-7 Test for geometrical properties of aggregates - Part 7: Determination of shell content - Percentage of shells in coarse aggregates

Want to learn more?

OENORM EN 933-7
Test for geometrical properties of aggregates - Part 7: Determination of shell content - Percentage of shells in coarse aggregates