GB/T 18838.2-2017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2部分:冷硬铸铁砂国家标准
英文:Preparation of steel substrates before application of paints and related products—Specifications for metallic blast-c...
英文:Preparation of steel substrates before application of paints and related products—Specifications for metallic blast-c...