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ÖNORM EN 12390-4:2020-04

Действует
Testing hardened concrete - Part 4: Compressive strength - Specification for testing machines
This document specifies the requirements for the performance of compression testing machines for the measurement of the compressive strength of concrete.
Dieses Dokument legt die Anforderungen an die Leistung von Druckprüfmaschinen zur Prüfung der Druckfestigkeit von Beton fest.
ICS
91.100.30 Concrete. Including admixtures / Бетон и изделия из бетона