KS M ISO 4628-1-2017(2022) Paints and varnishes-Evaluation of degradation of coatings-Designation of quantity and size of defects, and of intensity of uniform changes in appearance-Part 1:General introduction and designation sy
2017KS M ISO 4628-1:2017 Paints and varnishes-Evaluation of degradation of coatings-Designation of quantity and size of defects, and of intensity of uniform changes in appearance-Part 1:General introduction and designation system
2012KS M ISO 4628-1:2012 Paints and varnishes-Evaluation of degradation of coatings-Designation of quantity and size of defects, and of intensity of uniform changes in appearance-Part 1:General introduction and designation system