PN EN 12373-6:2002被替代
Aluminium And Aluminium Alloys - Anodizing - Part 6: Assessment Of Quality Of Sealed Anodic Oxidation Coatings By Measurement Of The Loss Of Mass After Immersion In Phosphoric Acid/chromic Acid Solution Without Prior Acid Treatment
出版：Polish Committee for Standardization
专家解读视频
