GBT50393-2017······1
1 总则······11
2 术语······12
3 基本规定······16
3.1 职责······16
3.2 防腐蚀工程的设计寿命······16
3.3 腐蚀等级······17
3.4 其他······17
4 设计······19
4.1 般规定······19
4.2 涂料涂层······20
4.3 金属涂层······21
4.4 罐底板边缘防护······21
4.5 阴极保护······22
5 施工······27
5.1 一般规定······27
5.2 表面处理······27
5.3 涂料涂层······28
5.4 金属涂层······30
5.5 边缘底板防护······30
5.6 阴极保护······30
5.7 过程检查与施工质量控制······32
6 交工验收······35
7 运行维护······37
7.1 一般要求······37
7.2 涂层······37
7.3 阴极保护······38
附录A 常用涂料性能指标······40
附录B 不同腐蚀等级下常用防腐蚀方案······50
附录C 介质环境油品储罐常用防腐蚀方案······57
附录D 阴极保护······60
附录E 阴极保护电位的测试······78
附录F 磨料和表面处理······80
附录G 露点温度值查对表······84
附录H 涂装质量检验规则及方法······86
本标准用词说明······89
引用标准名录······90
附:条文说明······93
1 总则······98
2 术语······99
3 基本规定······101
3.2 防腐蚀工程的设计寿命······101
3.3 腐蚀等级······101
3.4 其他······106
4 设计······107
4.1 一般规定······107
4.2 涂料涂层······108
4.3 金属涂层······115
4.4 罐底板边缘防护······115
4.5 阴极保护······116
5 施工······119
5.1 一般规定······119
5.6 阴极保护······119
5.7 过程检查与施工质量控制······120
6 交工验收······131
7 运行维护······133
7.2 涂层······133
附录A 常用涂料性能指标······134
附录B 不同腐蚀等级下常用防腐蚀方案······135
附录C 介质环境油品储罐常用防腐蚀方案······136
附录D 阴极保护······137
附录E 阴极保护电位的测试······139
附录F 磨料和表面处理······140
附录G 露点温度值查对表······141
附录H 涂装质量检验规则及方法······143
