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Recent content by EBMF

  1. EBMF

    Fatigue of screw threads

    The cranks are one piece steel and the pedal axle failed due to fatigue
  2. EBMF

    Fatigue of screw threads

    The problem is the premature failure due to fatigue of a pedal axle on a bicycle. The threaded hole in the crank should be 90 degrees, but in this instance the hole is at 93 degrees. Consequently when the pedal spindle is tightened up to the shoulder, one side makes contact before the other and...
  3. EBMF

    Fatigue of screw threads.

    I need to locate information regarding the effect of the mis-alignement of screw threads on the fatigue life of the bolt.
  4. EBMF

    Fatigue of screw threads

    I need to find information regarding the effect of thread mis-alignement on the fatigue life of bolts.

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