ISO 4628-8:2012
涂料和清漆.漆膜降解的评定.缺陷量值、大小以及外观均匀变化程度的规定.第8部分:评定划痕周围的层离和腐蚀等级
Paints and varnishes - Evaluation of degradation of coatings - Designation of quantity and size of defects, and of intensity of uniform changes in appearance - Part 8: Assessment of degree of delamination and corrosion around a scribe or other artificial