ICS93.080.01 CCSP66 团 体 标 准 T/JSJTQX20—2021 电磁感应法钢筋保护层厚度 检测技术规程 Technicalspecificationforthicknessdetectionofsteelbar protectivelayerbyelectromagneticinductionmethod 2021-07-06发布 2021-08-01实施 江苏省交通企业协会 发布 全国团体标准信息平台 全国团体标准信息平台 T/JSJTQX20－2021 I目  次 目次.............................................................................................................................................................................I 前言...........................................................................................................................................................................II 1范围........................................................................................................................................................................1 2规范性引用文件....................................................................................................................................................1 3术语和定义............................................................................................................................................................1 4仪器的校准............................................................................................................................................................1 4.1校准周期.....................................................................................................................................................1 4.2测量系统分析.............................................................................................................................................2 4.3不确定度分析.............................................................................................................................................2 5检测前的准备........................................................................................................................................................2 5.1基本要求.....................................................................................................................................................2 5.2测区的布设与检测频率............................................................................................................................2 6施测........................................................................................................................................................................3 6.1确定钢筋布设情况.....................................................................................................................................3 6.2施测.............................................................................................................................................................3 7检测结果修正........................................................................................................................................................4 7.1用标准垫块进行综合修正........................................................................................................................4 7.2用标准孔进行综合修正............................................................................................................................4 8数据合格率判定....................................................................................................................................................5 9检测记录表............................................................................................................................................................5 附录A（规资性）仪器测量系统分析方法.............................................................................................7 参考文献....................................................................................................................................................................9 全国团体标准信息平台 T/JSJTQX20－2021 II前  言 本文件按照GB/T1.1-2020给出的规则起草。 请注意本文件的某些内容可能涉及专利。本文件的发布机构不承担识别专利的责任。 本文件由江苏省交通企业协会提出并归口。 本文件起草单位:常州交通建设管理有限公司、天津五市政公路工程有限公司、江苏省交通技师学院、 南京工业大学、江苏兆信工程项目管理有限公司、扬州华建交通工程咨询监理有限公司、江苏润通项目管 理有限公司。 本文件主要起草人:薛华、俞科峰、欧定福、顾江鸣、陈光林、王洪波、彭韦、雷松、汤勤、郑辉、 曹巍、郦辉忠、谢国春、郑步君、李瑞民、郭雨佶、冯秸根、李晓辉、王