GB/T 30789.8-2015 standard english preview version PDF file download
GB Standard Code
GB/T 30789.8-2015
Standard Category
China National Standards
GB Standard English Title
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
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