Finer Thread Drill Pipes is used for geological prospecting,water well drilling,eothermal well drilling project,etc.
Finer Thread Drill Pipes is used for geological prospecting,water well drilling,eothermal well drilling project,etc. The finer thread drill pipe is a kind of drilling toolconnected to lock joint, The rod material is selected from Shanghai Bao-steel STM-R780(42MnMo7),which is not easy to bebent or broken,and the performance is stable and reli-able.The rod end is heated by medium frequency,hy-draulically upsetting,and 12 hours of buried temperingto ensure the compactness of the drill pipe and improvethe mechanical performance.