GB/T 19816.5-2005
涂覆涂料前钢材表面处理 喷射清理用金属磨料的试验方法 第5部分;缺陷颗粒百分比和微结构的测定
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