We can provide various types of drill pipe joints as customer's demand. All mechanical properties are beyond API standard.

我公司可按用户的要求提供各种型号的钻杆接头。各项力学性能均完全超过API标准要求。

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Check the operating condition of electric draw stem and electricity parts. Check the electric hydraulic parts and pipe joints.

定期检查电动推杆及电气部分的运行情况，电液部分的运行情况及管接头处是否有泄漏现象。

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The partition insertion in the process makes the polyethylene lining span inevitably, inside the pipeline, some gaps at host pipe joints.

穿插施工的分段作业使得聚乙烯内衬不可避免地要从管内跨越若干管道缝隙。

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But it could escape through imperfect joints in well pipe closer to the surface.

FORBES: Energy

The joints between the half-pipes have rubber seals to stop the contents leaking, and each half-pipe has a vertical pipe connected to it, to introduce or dispose of the fluid concerned.

ECONOMIST: Monitor