GB/T 8923.1-2011
涂覆涂料前鋼材表面處理.表面清潔度的目視評(píng)定.第1部分:未涂覆過的鋼材表面和全面清除原有涂層后的鋼材表面的銹蝕等級(jí)和處理等級(jí)
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
GBT8923.1-2011, GB8923.1-2011