QCNPC38-2002-埋地钢质管道双层熔结环氧粉末外涂层技术.pdf

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1、免费标准网(www.freebz.net)标准最全面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layerfusionbondedepoxypowdercoatingforburiedsteelpipe2002一01一30发布2002一06一01实施中国石油天然气集团公司发布免费标准网(www.freebz.net)无需注册即可下载免费标准网(www.freebz.net)标准最全面Q/CNPC38-2002目次前言···········

2、·············，·····································，············································⋯⋯I1范围·············································································································⋯⋯12规范性引用文件········，····················································，·······

3、········，·············⋯⋯13一般规定································································································⋯⋯14双层环氧粉末外涂层结构和类型························································..··........⋯⋯，二25材料·······································································

4、·····························，···⋯⋯25.1钢管·······················································································，··········⋯⋯25.2环氧粉末······························································，·································⋯⋯26双层环氧粉末涂层涂敷································

5、·····················································⋯⋯37质量检验··········。···························································································⋯⋯47.1涂敷前检验··········································，··················································⋯⋯47.2涂敷过程质量检验··········

6、···············································································⋯⋯47.3外涂层钢管的出厂检验··········································································.····⋯⋯57.4外涂层钢管的型式检验·············································································⋯⋯58涂层的修补、复涂及重涂·········

7、··················································.......................⋯⋯69成品管的标记、装运和贮存·····················································...···.................⋯⋯69.1标记···············································，·································