岩心钻探用管材包括钻杆、岩心管、钻铤、取粉管、套管及各种连接接头。我国目前用的管材规格标准，是解放后仿效国外标准而采用的。根据现场长期以来的使用经验表明，目前岩心钻探用管材，不仅在材质上迫切需要改善，而且规格尺寸以及连接型式方面，亦有不少值得改进的地方。这里就有关改进的几个问题提出一些看法供有关方面参考。 Core drilling pipe includes drill pipe, core pipe, drill collar, take the powder tube, casing and various connectors. At present, China’s pipe standard specification is adopted after the liberation to follow the foreign standards. According to the long experience of using the site shows that the current core drilling pipe, not only in the material on the urgent need to improve, but also the size and type of connection, there are many worthy of improvement. Here are some of the issues raised for improvement for some reference.