M00015042
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ISO 6769:2022 Vitreous and porcelain enamels - Determination of surface scratch hardness according to the Mohs scale
standard by International Organization for Standardization, 09/30/2022
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Availability date: 10/15/2023
This document specifies a method of test for determining the scratch hardness of the surface of vitreous and porcelain enamels.