埋地管道外防腐蚀层检测技术
Corrosion & Protection in Petrochemical Industry(2010)
Abstract
介绍了国内外管道外防腐蚀层缺陷检测的几种检测技术,包括多频管中电流衰减法( PCM),Pearson 法、标准管地电位法、近间距电位法、电流梯度法、直流电位梯度法等,重点介绍了PCM技术的检测原理及其在检测过程中的主要影响因素和注意事项.
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Key words
corrosion-resistant coating,underground pipeline,detection technology
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