This European Standard defines methods to determine the fundamental resonance frequency of natural stone and the calculation of the dynamic modulus of elasticity.
Legislation related to this standard
Regulation (eu) No 305/2011 of the European Parliament and of the Council of 9 march 2011 laying down harmonised conditions for the marketing of construction products and repealing council directive 89/106/eec
90.93 Standard confirmed
May 24, 2019