SIS SS 18 42 04-1985 Paints and varnishes - Evaluation of degradation of paint coatings - Des- ignation of intensity, quatity and size of common types of defect - Part 4: Designation of degree of cracking
1985SIS SS 18 42 04-1985 Paints and varnishes - Evaluation of degradation of paint coatings - Des- ignation of intensity, quatity and size of common types of defect - Part 4: Designation of degree of cracking