KS M ISO 8501-1:2008 涂料和有关产品使用前钢衬底的制备.表面清洁度的视觉评估.第1部分的补充信息:用不同磨料喷砂处理时钢表面变化的典型摄影实例
Preparation of steel substrates before application of paints and related products-Visual assessment of surface cleanliness-Part 1:Rust grades and preparation grades of uncoated steel substrates and of steel substrates after overall removal of previous coa