ISO 8501-1:2007
涂料和相關產品使用前鋼襯底的制備.表面清潔度的目測評估.第1部分:未涂覆鋼襯底和徹底清除原有涂層后鋼襯底的銹蝕等級和制備等級
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 previou