DIN EN ISO 4628-8:2005 涂漆和清漆 漆膜降解的评定 缺陷量值、大小以及外观均匀改变程度的规定 第8部分:划痕或其他人工缺陷周围脱层和腐蚀度的评估
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