Metallic coatings — Test methods for electrodeposited gold and gold alloy coatings — Part 3: Electrographic tests for porosity
金属镀层.电沉积金和金合金镀层的试验方法.第3部分:孔隙率的电图试验
发布日期:
2021-10-25
本文件规定了用于评估工程、装饰和保护用电沉积金和金合金涂层孔隙率的四种电图试验。
This document specifies four electrographic tests for assessing the porosity of electrodeposited gold and gold alloy coatings for engineering, and decorative and protective purposes.