
Paints and varnishes - Evaluation of degradation of paint coatings and designation of intensity, quantity and size of common types of defect - Part 6: Rating of degree of chalking by tape method (ISO 4628-6:1990); English version of DIN EN ISO 4628-6
出版:German Institute for Standardisation (Deutsches Institut für Normung)

专家解读视频
Gives pictorial reference standards for designating the degree of chalking of paint coatings. It also describes a method by which the degree of chalking is rated. In using this method, it is essential that care be taken to distinguish between true degradation products and adhering dirt, particularly when chalking is slight.
Supersedes DIN 53223 E.
(07/2002)
Suspended until publication of a revised English text, due to a
new German edition.
(11/2007)
ISO 4628-6:2007 - Identical