NEN EN 14431 : 2004
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
VITREOUS AND PORCELAIN ENAMELS - CHARACTERISTICS OF THE ENAMEL COATINGS APPLIED TO STEEL PANELS INTENDED FOR ARCHITECTURE
05-04-2011
12-01-2013
Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Requirements for heavy and light gauge panels
4.1 Steel
4.2 Application of coating
4.3 Final thickness of fired enamel
5 Functional characteristics of enamel coating
5.1 Adherence test
5.2 Porosity test
5.3 Abrasion resistance
5.4 Impact resistance
5.5 Surface hardness (Mohs)
5.6 Scratch resistance
5.7 Flatness
5.8 Acid resistance
6 Aesthetic characteristics of enamel coating
6.1 Surface appearance
6.2 Gloss
6.3 Colour
7 Resistance to graffiti
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