GB/T 4955-2005金属覆盖层　覆盖层厚度测量　阳极溶解库仑法.pdf

ICS 25.220.20 A 29 中 华 人 民 共 和 国 国 家 标 准 GB/T4955-2005八SO 2177:2003 代替 *〔B/T 4955- 1997 金属覆盖层 覆盖层厚度测量 阳极溶解库仑法 Metalliccoatings-Measurementofcoatingthickness- Coulometricmethodbyanodicdissolution (ISO 2177:2003,IDT) 2005-10-12发布 2006-04-01实施 中华人民共和国国家质量监督检验检疫总局 发 布 中 国 国家 标 准 化 管 理 委 员会 GB/T4955-2005/ISO 2177:2003 目 次 前言 ,······，，·······························，，，，······…… I 1 范围 ·····························，·，·，，，，·· ·。。······」············，···········。··································。一· 1 2 规范性引用文件 ······················，··，，··········，·，·········。。·········，············……，，.… 1 3 定义 ·······，，·············································，，····」·························，························一 2 4 原理 ················，···········，········，，·，，，，·。一。，···························································…… 2 5 仪器 ·····，，··················，·，·，，，··，··。。。··，·····································································，·… 2 6 电解液 ··，···············，·，…，，， ·。···········‘······················································，，·····，，，，2 7 影响测量准确度的因素 ·。，。。，····················，··································.. ...···……，，，，，，，，2 8 操作程序 ················，····，······，，·，·，，·尸····，·····甲，··，。。。·，，，，，… t3 9 结果表示 ··················，······。···。，··。····················，·································，···········，一· 4 10 测量不确定度 ····，，，·，·，，。。。。·，··。。·····································……，……，·····……，，.，，，5 n 测试报告 ·，············，，········‘···，，··························································，··…… ，，，5 附录A(资料性附录) 常用电解液 ··········································.········.……，，，，二，，，，，，，，，.… 6 附录B(资料性附录》仪器类型