EN 771-6 : 2011+A1 : Specification for masonry units - Part 6: Natural stone masonry units.

TOLERANCE ABSORPTION EAU ASPECT ETAT SURFACE CAPILLARITE CERTIFICAT CONFORMITE CLASSIFICATION COEFFICIENT ABSORPTION CONTROLE PRODUCTION DENSITE APPARENTE DIMENSION ECHANTILLONNAGE FORME GEOMETRIQUE GEL DEGEL MACONNERIE PIERRE METHODE ESSAI NORME EN PIERRE POROSITE POROSITE OUVERTE PROPRIETE THERMIQUE RESISTANCE COMPRESSION RESISTANCE FLEXION RESISTANCE MECANIQUE RESISTANCE GEL SPECIFICATION TOLERANCE DIMENSIONNELLE TOLERANCE DIMENSIONNELLE (2) EYE PRECISION