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pretightening

pretightening

pretightening

pretightening

1

Second , the electric submersible pump connected to the pipe thread pretightening force enough (or not pre-torque).

第二，电潜泵各管螺纹联接的预紧力不够（或预紧扭矩不够）。

2

A method of calculating the pretightening load of a heavy hydrogen reactor is introduced .

本文介绍某大型加氢反应器的密封方案。

4

The pretightening force of FRP construction bolt joint has been researched in the theory of bolt washer stress .

应用螺栓 -垫圈应力理论对 FRP 结构搭接点预紧力进行了研究。

5

The calculation method for bolt pretightening force of tube side gasket and shell side gasket were proposed.

给出了管程和壳程垫片螺栓预紧力的计算方法。

6

Uses the screw vice-pretightening up force adjuster , may exert the adjustable pretightening up force to the valve core motion .

采用螺旋副预紧力调整装置，可以对阀芯运动机构施加可调的预紧力。

7

Research on Sensing Technology for Measuring the Pretightening Force of Ball -Head Tension Rod

球头拉杆预紧力测量传感器技术的研究

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