En test af punchline.

Corrosion test EN 1670:2007

EN 1670:2007 is an european standard for building hardwares resistance to corrosion. As example are fittings for doors and windows. According to EN 1670:2007 the resistance to corrosion is devided in to Class 1 to 5, of which 5 is the highest obtainable Class.

Corrosion test EN 1670:2007