GB/T 21246-2007埋地钢质管道阴极保护参数测量方法.pdf

ICS 75.180.30 E 98 中华人民共和国国家标准 GB/T 21246-2007 埋地钢质管道阴极保护 参数测量方法 Measurement method for cathodic protection electric parameters of buried steel pipelines 2008-发布 2008-实施 国家质量监督检验检疫总局 发布 GB/T 21246—2007 目 次 前言…………………………………………………………………………………………………………Ⅲ 1 范围······················································································································································ １ 2 规范性引用文件 ·································································································································· １ 3 术语和定义·········································································································································· １ 4 基本规定·············································································································································· ３ 4.1 测量仪表·········································································································································· ３ 4.2 电压、电流仪表 ······························································································································ ３ 4.3 参比电极·········································································································································· ４ 4.4 测量基本要求 ··········································································································