Thread gluing is a common failure of oil tubing found during manufacture and operation.

石油油管的粘扣是油管生产和使用过程中常见的一种失效形式.

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Have good performance of connecting strength , no Thread gluing and slippage happened when drilling.

下井过程中, 未发现粘扣、滑脱现象,紧密性能良好,符合使用要求.

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