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QCNPC38-2002-埋地钢质管道双层熔结环氧粉末外涂层技术规范
Q/CNPC
中国石油天然气集团公司企业标准
Q/CNPC38-2002
埋地钢质管道双层熔结环氧粉末外涂层
技术规范
Technicalspecificationofexternaldual一layerfusionbonded
epoxypowdercoatingforburiedsteelpipe
2002一01一30发布 2002一06一01实施
中国石油天然气集团公司 发 布
Q/CNPC38-2002
目 次
前言 ························,·····································,············································…… II
1 范围 ·············································································································…… 1
2 规范性引用文件 ·······,····················································,················,············…·… 1
3 一般规定 ································································································…… 1
4双层环氧粉末外涂层结构和类型 ·······················································.·.·.·……,二2
5 材料 ····································································································,···…… 2
5.1 钢管 ·······················································································,··········…… 2
5.2 环氧粉末 ······························································,·································…… 2
6 双层环氧粉末涂层涂敷 ····················································································…·…3
7 质量检验 ··········。···························································································…… 4
7.1 涂敷前检验 ··········································,··················································…… 4
7.2 涂敷过程质量检验 ························································································…·…4
7.3外涂层钢管的出厂检验 ·····································································
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