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DIN EN ISO 4628-4:2016
Paints and varnishes - Evaluation of degradation of coatings - Designation of quantity and size of defects, and of intensity of uniform changes in appearance - Part 4: Assessment of degree of cracking (ISO 4628-4:2016); German version EN ISO 4628-4:2016
This part of ISO 4628 specifies a method for assessing the degree of cracking of coatings by comparison with pictorial standards and using the designation system defined in ISO 4628-1.
Deutsches Institut für Normung [din]