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Nondestructive Test. 2015, (04)

Research and Application on Magnetic Leakage Testing Technology of Drill Pipe at Working SiteChinese Full Text

ZHANG Yanbo;ZHU Yunbo;The First Drilling Technology Service Company of Daqing Drilling Engineering Company;

Abstract: This paper analyzed relative merits of three kinds of drill pipe testing method through main defects that may exist in the drill pipe at work site.Finally,magnetic leakage testing method was taken.Magnetic leakage testing theory of lateral defects and cross-section area variation and components of magnetic leakage system was described in the paper.Drill pipe testing process was formulated.Meanwhile,test of sample pipe with artificial reflector and drill pipe was conducted at work site,which veri... More
Keywords：

magnetic leakage testing of drill pipe; components of testing system; testing process; test at working site.;

  • DOI：

    10.13689/j.cnki.cn21-1230/th.2015.04.005

  • Series：

    (C) Architecture/ Energy/ Traffic/ Electromechanics, etc; (B) Chemistry/ Metallurgy/ Environment/ Mine Industry

  • Subject：

    Petroleum, Natural Gas Industry

  • Classification Code：

    TE921.2

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