KS M ISO 8503-4-2021 涂料和相关产品使用前钢衬底的制备.喷砂清理钢衬底的表面粗糙度特性.第4部分:ISO表面轮廓比较器的校准和表面轮廓测定方法.触针仪器程序
Preparation of steel substrates before application of paints and related products — Surface roughness characteristics of blast-cleaned steel substrates — Part 4: Method for the calibration of ISO surf