China 'GB/T 30789.8-2015
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 30789.8-2015
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 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
Issued Date:2015-05-15
Implemented Date:2015-10-01
Issued by:
The Standardization Administration of the People's Republic of China