文档介绍：备塞号
中华人民共和国石油天然气行业标准
代替
埋地钢质管道外防腐层修复技术规范
发布一实施
一一洲卜寸一升一
国家发展和改革委员会发布
SY/5918-2004
目次
前言·················································································································⋯⋯ II
1 范围··············································································································⋯⋯ 1
2 规范性引用文件·....................................................................................................1
3 术语和定义··········································································· ·······················⋯⋯ 1
4 一般规定····························································,········································⋯⋯ 1
5防腐层修复前的检测评价··················································⋯⋯,........................⋯⋯ 2
6 修复材料的确定·....................................................................................................3
求························。························⋯3 7 施工技术要求················································。················································⋯⋯
8 质量控制··································,·························································,············⋯⋯ 4
, 回填················································,····························································⋯⋯ 4
1HSE要求·································································································,··⋯⋯ 5
11竣工验收·······························································.........·······························..⋯⋯ 5
附录A (资料性附录)电流一电位法····································..·········........................⋯⋯6
附录B(资料性附录) 多频管 9 中电流法(PCM) ····,···················,····························⋯⋯
附录C(资料性附 10录) 变频一选频法······························································.......⋯⋯
附录D(资料性附录) 密间隔管地电位/直流电位梯度测量法(CIPS/DCVG) ·········。····⋯⋯ 12
附录 E (资料性附录) 常用公式及参数····································································⋯⋯ 13
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本标准是对《埋地钢质管道沥青防腐层大修理技术规定》和《埋
地钢质管