伸缩密封管

The Expansion Joint is a key accessory for downhole string which is used for compensation mechanism by the length change of string that caused by internal and external pressure or temperature changes mechanism.

Features:

  • Longer seal area, large expansion travel.

  • Can transfer torque.

  • Shear pin values can adjustable.

  • All premium threads are available.


伸缩节-表格

Expansion Joint

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The Expansion Joint is a key accessory for downhole string which is used for compensation mechanism by the length change of string that caused by internal and external pressure or temperature changes mechanism.......

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