Vitreous and porcelain enamels - Determination of surface scratch hardness according to the Mohs scale
NORM herausgegeben am 1.9.2010
Designation standards: STN EN 15771
Classification mark: 945071
Catalog number: 111641
Note: UNGÜLTIG
Publication date standards: 1.9.2010
The number of pages: 6
Approximate weight : 18 g (0.04 lbs)
Country: Slovak technical standard
Kategorie: Technische Normen STN