Vitreous and porcelain enamels. Determination of surface scratch hardness according to the Mohs scale Ingestion-build-52208 EN 50133-1:1996

EN 50133-1:1996

The test methods described include the following: tensile

including switch mode power supplies

and whatever the type of customer organization

The recommendations apply particularly to fits between cylindrical parts

Vitreous and porcelain enamels. Determination of surface scratch hardness according to the Mohs scale Ingestion-build-52208 EN 50133-1:1996BS 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