Vitreous and porcelain enamels. Determination of surface scratch hardness according to the Mohs scale Ingestion-build-63114 users and manufacturers of electrical

users and manufacturers of electrical and electronic equipment on electromagnetic compatibility (EMC) standards within the EN 61000-4 series on testing and measurement techniques and to provide general recommendations concerning the choice of relevant tests

The standard contains improved annexes giving guidance on:

It is not suitable for polyfluorinated plastic materials

BS EN 845-1:2003+Amendment 1:2008 Specification for ancillary components for masonry

Vitreous and porcelain enamels. Determination of surface scratch hardness according to the Mohs scale Ingestion-build-63114 users and manufacturers of electricalBS EN 15771: 2010 Vitreous and porcelain enamels. Determination of surface scratch hardness according to the Mohs scale BS EN 15771 is a European Standard specifies a method of test for determining the scratch hardness of the surface of vitreous and porcelain enamels. Contents of BS EN 15771: Foreword 1 Scope 2 Normative references 3 Terms and definitions 4 Principle 5 Reference minerals 6 Test specimen 7 Procedure 8 Assessment of result 9 Test report