ICS27.140 CCSP26 中华人民共和国能源行业标准 NB/T11418—2023 代替DL/T835—2003 水工钢闸门和启闭机安全检测 技术规程 Technicalcodeforsafetyinspectionofhydraulicsteelgateandhoist 2023-12-28发布 2024-06-28实施 国家能源局 发布NBI目次 前言....................................................................................................................................................I 引言....................................................................................................................................................I 1范围.................................................................................................................................................1 2规范性引用文件.............................................................................................................................1 3总体要求.........................................................................................................................................2 3.1安全检测机构、人员及设备.................................................................................................2 3.2安全检测内容及项目..............................................................................................................2 3.3安全检测周期..........................................................................................................................3 3.4技术资料..................................................................................................................................3 4巡视检查.........................................................................................................................................4 5闸门外观检测.................................................................................................................................5 5.1一般要求..............................................................................................................................5 5.2外观检测项目和内容..........................................................................................................5 6启闭机现状检测.............................................................................................................................6 6.1一般要求..................................................................................................................................6 6.2固定卷扬式启闭机现状检测.................................................................................................7 6.3移动式启闭机现状检测..........................................................................................................8 6.4螺杆启闭机现状检测..............................................................................................................9 6.5液压启闭机现状检测..............................................................................................................9 6.6电气设备和保护装置现状检测.............................................................................................9 7闸门和启闭机运行状况检测........................................................................................................10 7.1闸门运行状况检测................................................................................................................10 7.2启闭机运行状况检测............................................................................................................10II8腐蚀检测.......................................................................................................................................11 8.1一般要求................................................................................................................................11 8.2腐蚀量检测............................................................................................................................11 8.3腐蚀状况评定........................................................................................................................12 9材料检测.......................................................................................................................................13 9.1一般要求.......................................................................................................