GB/T 8923.3-2009
ActivePreparation of steel substrates before application of paints and related products - Visual assessment of surface cleanliness - Part 3: Preparation grades of welds,edges and other areas with surface imperfections
涂覆涂料前钢材表面处理 表面清洁度的目视评定 第3部分：焊缝、边缘和其他区域的表面缺陷的处理等级
Application Summary AI generated
This standard specifies the preparation grades for treating welds, edges, and areas with surface imperfections on steel substrates before painting. It is applied in industries such as shipbuilding, construction, and heavy machinery manufacturing to ensure proper surface cleanliness and profile for coating adhesion. The standard guides visual assessment and acceptance criteria for surface preparation in quality control and procurement specifications.
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