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DIN EN ISO 4628-1:2004

Paints and varnishes - Evaluation of degradation of coatings - Designation of quantity and size of defects, and of intensity of uniform changes in appearance - Part 1: General introduction and designation system (ISO 4628-1:2003); German version EN ISO 4628-1:2003 (Foreign Standard)

The document defines the system for designating the quantity and size of defects and the intensity of changes of coatings and outlies the general principles of the system used thruoghout ISO 4628. This system is intended to be used, in particular, for defects caused by ageing and weathering, and for uniform changes such as colour changes, for example yellowing.

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Deutsches Institut für Normung [din]

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