GB/T 13288.4-2013
涂覆涂料前鋼材表面處理 噴射清理后的鋼材表面粗糙度特性 第4部分:ISO表面粗糙度比較樣塊的校準和表面粗糙度的測定方法 觸針法
Preparation of steel substrates before application of paints and related products.Surface roughness characteristics of blast-cleaned substrates.Part 4:Method for the calibration of ISO surface profile comparator and for the determination of surface profil
GBT13288.4-2013, GB13288.4-2013