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[Industry News] What are the advantages of increasing the drill rod in the process of use?
Onthebasisofhightorqueperformanceofgeologicaldrillrod,singlehelixsixpartydrillrodismadeofsinglespir发布时间：2018-03-24 点击次数：194 -
[Industry News] Structure and operation method of geological oil drill rod
Amodifiedstructureandshapedhalfscrewpilewithspiraldrillrod,whichincludesdrillrodanddrill.Thedrillrod发布时间：2018-03-21 点击次数：102 -
[Industry News] Problems encountered in the production process of heavier drill pipes
Contradictionbetweenstrengthandtoughnessisoftenencounteredintheproductionandmanufactureofheavierdrillpip发布时间：2018-03-20 点击次数：106 -
[Industry News] Take care to avoid any part of the drill rod body with a vise
Precautionsfortheuseofoildrillpipe:avoidusingvisetosupportanypartofdrillpipebody,soastopreventthe发布时间：2018-03-18 点击次数：88 -
[Industry News] The common cause of early damage to the oil drill collar
Tensilefailureoftenoccursduringthedrilledcollarsofthedrilledoil.Whenthepullforceexceedstheyieldpoint,发布时间：2018-03-16 点击次数：57