ISO 8503-2:1988 涂装油漆和有关产品前钢材预处理 喷射清理钢材的表面粗糙度特性 第2部分:磨料喷射清理表面的粗糙度定级方法 比较样块法
Preparation of steel substrates before application of paints and related products; surface roughness characteristics of blast-cleaned steel substrates; part 2: method for the grading of surface profile of abrasive blast-cleaned steel; comparator procedure