Published
This document specifies a method of test for determining the scratch hardness of the surface of vitreous and porcelain enamels.
PUBLISHED
ISO 6769:2022
60.60
Standard published
Oct 24, 2022
Vitreous and porcelain enamels - Determination of surface scratch hardness according to the Mohs scale (ISO 6769:2022)
60.60 Standard published