DS/EN ISO 8501-1:2007
涂漆和相關產品前鋼基材的準備 表面清潔度的目測評定 第1部分:未涂層鋼基材和整體去除前涂層后鋼基材的銹蝕等級和準備等級
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