GB/T 18838.3-2008 涂覆涂料前钢材表面处理 喷射清理用金属磨料的技术要求 第3部分: 高碳铸钢丸和砂 Preparation of steel substrates before application of paints and related products-Specifications for metallic blast-cleaning abrasives - Part 3: High-carbon cast-steel shot and grit
Preparation of steel substrates before application of paints and related products-Specifications for metallic blast-cleaning abrasives - Part 3: High-carbon cast-steel shot and grit