地质钻探外丝钻杆的失效形式分析

Failure Mode Analysis on External Threaded Drill Rod for Geological Drilling

摘要:

结合生产和使用实践经验，总结分析了地质钻探外丝钻杆及锁接头的失效形式，并给出了预防钻杆及接头失效的处理手段和方法。

Abstract:

Based on the production and the application practice, the failure modes of external threaded drill rod and tool joint were analyzed with the processing means and methods of prevention.