NF EN ISO 15721-2001 标准详情
- 标准号:NF EN ISO 15721-2001
- 中文标题:金属镀层.孔隙试验.通过亚硫酸/二氧化硫蒸气的金和钯镀层的孔隙度
- 英文标题:Metallic coatings - Porosity tests - Porosity in gold or palladium coatings by sulfurous acid/sulfur dioxide vapour.
- 标准类别:法国国家标准
- 发布日期:2001-09-01
Gives equipment and methods for determining the porosity of gold or palladium coatings, particularly electrodeposits and clad metals used on electrical contacts. The porosity test involves corrosion reactions in which the products delineate defect si
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