色漆和清漆 涂层老化的评价 缺陷的数量和大小以及外观均匀变化程度的标识 第8部分：划线或其它人造缺陷周边剥离和腐蚀等级的评定

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 defect