DIN EN 14864 E : 2007

Foreword<br>1 Scope<br>2 Normative references<br>3 Terms and definitions<br>4 Steel substrate requirements<br>5 Final thickness of fired enamel<br>6 Functional characteristics of coating<br>&nbsp;&nbsp;6.1 Adherence test<br>&nbsp;&nbsp;6.2 Wear resistance<br>&nbsp;&nbsp;6.3 Impact resistance<br>&nbsp;&nbsp;6.4 Surface hardness (Mohs)<br>&nbsp;&nbsp;6.5 Scratch resistance<br>&nbsp;&nbsp;6.6 Flatness<br>&nbsp;&nbsp;6.7 Acid and chemical resistance<br>7 Aesthetic characteristics of coating<br>&nbsp;&nbsp;7.1 Colour<br>&nbsp;&nbsp;7.2 Gloss<br>&nbsp;&nbsp;7.3 Surface appearance<br>8 Writeability and eraseability<br>&nbsp;&nbsp;8.1 Chalkboards<br>&nbsp;&nbsp;8.2 Whiteboards<br>9 Resistance to graffiti<br>National Annex NA (informative) Bibliography

Defines the requirements for the functional and aesthetic characteristics of vitreous or porcelain enamel coatings applied to plain steel for use as writing surfaces (whiteboards and chalkboards).