标题: BS EN 12373-7-1999 [打印本页] 作者: liuxilin1215 时间: 2014-1-14 20:10:29 标题: BS EN 12373-7-1999
BS EN 12373-7-1999 Aluminium and aluminium alloys － Anodizing － Part 7: Assessment of quality of sealed anodic oxidation coatings by measurement of the loss of mass after immersion in phosphoric acid/chromic acid solution with prior acid treatment