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Hardware Knowledge: Stainless Steel Bolt Operation Errors Which?

  • November 21, 2017
Now, whether it is mechanical industry fasteners, or electronic fasteners or power fasteners. Stainless steel bolts, nuts connected to a lot of fasteners, should ensure that it has enough preload, but can not be screwed too tight. If the screw is too tight, on the one hand will make the joint under the action of external force to produce permanent deformation; the other hand will make the bolt tensile deformation, preload instead of falling, and even cause the slider or broken phenomenon.


According to online reprint, BMW car training in the maintenance of working hours, just a common bolt requirements are very strict. The trainer showed the most simple work of screwing the screw: the screw twist torque to reach 30N · m, the intensity can not be too large nor too small, the first corner to reach 90 degrees, the second corner to reach 180 degrees ... ... various values have strict requirements, and to use special tools for measurement.


Stainless steel bolts are small, the role of the play may be crucial, so pick the right stainless steel bolts, stainless steel bolts are very important work.

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