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. (ISO 11127-4:1993).
涂料和相关产品使用前钢衬底的制备 非金属喷砂清理磨料的试验方法 第4部分:通过玻片试验评估硬度 (ISO 11127-4-1993)