ISO 11127-4-2011 涂装油漆和有关产品前钢材预处理 喷射清理用非金属磨料的试验方法 第4部分:通过玻璃载片试验评定硬度
Preparation of steel substrates before application of paints and related products - Test methods for non-metallic blast-cleaning abrasives - Part 4: Assessment of hardness by a glass slide test