DIN EN ISO 8502-4:2017 使用涂层材料前钢基材表面清理准备.表面清洁度评定检验.第4部分:涂层前凝露概率估算指南(ISO 8502-4-2017);德文版本EN ISO 8502-4-2017
Preparation of steel substrates before application of paints and related products - Tests for the assessment of surface cleanliness - Part 4: Guidance on the estimation of the probability of condensation prior to paint application (ISO 8502-4:2017); Germa