Vitreous and porcelain enamels - Determination of surface scratch hardness according to the Mohs scale
STANDARD published on 1.4.2023
Designation standards: ČSN EN ISO 6769
Classification mark: 945074
Catalog number: 516505
Publication date standards: 1.4.2023
The number of pages: 16
Approximate weight : 48 g (0.11 lbs)
Country: Czech technical standard
Category: Technical standards ČSN
This document specifies a method of test for determining the scratch hardness of the surface of vitreous and porcelain enamels