Admixtures for concrete, mortar and grout - Test methods - Part 15: Reference concrete and method for testing viscosity modifying admixtures
NORM herausgegeben am 1.11.2023
Bezeichnung normen: ČSN EN 480-15
Zeichen: 722325
Katalog-Nummer: 517861
Ausgabedatum normen: 1.11.2023
Zahl der Seiten: 12
Gewicht ca.: 36 g (0.08 Pfund)
Land: Tschechische technische Norm
Kategorie: Technische Normen ČSN
This document specifies the constituent materials, the composition and the mix procedure to produce a reference concrete with a prescribed consistency and segregated portion for testing viscosity modifying admixtures as defined in EN 934-2. It also describes how to determine the requirements for the test mix in comparison with the control mix