DIN EN ISO 11124-3-1997 涂覆前钢的表面准备.金属喷丸材料要求.第3部分:高碳铸钢喷丸及砂粒
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 (ISO 11124-3:1993); German version EN ISO 11124-3:1997
The document specifies requirements for 14 grades of high carbon cast steel shot and 12 grades of hogh carbon cast steel grit, as supplied for blast-cleaning processes. Values are specified for hardness, density, defects/structural requirements and chemical composition.#,,#