GB/T 19816.5-2005
涂覆涂料前鋼材表面處理 噴射清理用金屬磨料的試驗方法 第5部分;缺陷顆粒百分比和微結構的測定
Preparation of steel substrates before application of paints and related products.Test methods for metallic blast-cleaning abrasives.Part 5:Determination of percentage defective particles and of microstructure
GBT19816.5-2005, GB19816.5-2005