Paints and varnishes—Evaluation of degradation of coatings—Designation of quantity and size of defects,and of intensity of uniform changes in appearance—Part 4: Assessment of degree of cracking
NORMA vydaná dňa 3.7.2015
Designation standards: GB/T 30789.4-2015
Publication date standards: 3.7.2015
Country: Chinese technical standard
Kategória: Technické normy GB