The low quality of thread connection will lead to failure accident, such as breakout, leak, thread gluing etc. , even malignant accident, and cause great economic loss and serious consequence.
螺纹连接部位是油井管柱最薄弱的环节，其质量低劣将导致脱扣、泄露、粘扣等失效事故，甚至导致恶性事故，造成重大经济损失和严重后果，石油管螺纹的质量、性能和油、气井的安全可靠性和使用寿命密切相关，加强石油管螺纹的质量控制具有重要的工程意义。
参考来源 - 石油管螺纹自动检测装置的研制·2,447,543篇论文数据，部分数据来源于NoteExpress
The mechanism and causes of the failure are analyzed, and measures to improve oil tubing anti - thread gluing performance are proposed.
分析了油管粘扣的机理和引起粘扣的主要因素。提出了提高油管抗粘扣能力的建议。
It is a precondition and base of improving anti-galling performance of oil well pipe to make sure the leading influencing factor of API pipe thread gluing.
科学地确定出油井管螺纹粘扣的主要影响因素是提高油井管抗粘扣性能的前提和基础。
The reasons caused seal and slippage failure are complicated, the most important factor was the thread gluing reduced the intensity and the sealing property of the thread joint.
造成密封和滑脱失效的原因较为复杂，最重要的因素是螺纹粘扣降低了螺纹联接的强度和密封性能。
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