清管，读音qīng guǎn，汉语词语，意思是声音清越的管乐器。
爆破吹扫在管线清管作业中的运用 财务分析论文 关键词】爆破吹扫；爆破片；清管 [gap=419]Key words】Blasting purge;Rupture disc;Pigging
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Finally, in order to validate the result, pigging operation was worked on the Luliang oil pipeline, and comparison and analysis between the theoretic research results and the field practical situation was carry out.
最后,为了验证关于陆梁原油含蜡分析的结果,在陆石输油管道上进行了清管作业,并对理论研究结果与现场实际作了对比和分析。
参考来源 - 含蜡原油管道加剂运行优化研究·2,447,543篇论文数据，部分数据来源于NoteExpress
清管和测径的施工过程完全相同。
复杂的管道可采用建立背压的方法进行清管、测径。
Complex pipe can be established by the method of back pressure pigging, caliper.
若收球筒内泥沙、焊渣等杂物总体积不超过5升，清管合格。
If the ball within the cylinder sediment, and welding slags sundry total volume in not more than 5 litre, pigging qualified.
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