GB/T 8753.1-2017

Anodizing of aluminium and its alloys—Assessment of quality of sealed anodic oxidation coatings—Part 1：Measurement of the loss of mass after immersion in acid solution(s)

铝及铝合金阳极氧化 氧化膜封孔质量的评定方法 第1部分：酸浸蚀失重法