KS M ISO 8502-3-2021 涂料和相关产品使用前钢衬底的制备.表面清洁度评定试验.第3部分:涂漆用钢表面灰尘的评定(压敏胶带法)
Preparation of steel substrates before application of paints and related products — Tests for the assessment of surface cleanliness — Part 3: Assessment of dust on steel surface prepared for painting(