Easy to tighten  Fastener Expertise Q & A    No. 8
In order to improve the fatigue strength of the bolt connection due to axial variable load, it should be ______.
A. Increase bolt stiffness B. Reduce bolt stiffness
C. Reduce the rigidity of the connected parts D. Increase the size of the connected parts
Last review: Easy to ask questions 7
In the diameter parameter of the bolt, ______ has the largest relationship with the tensile strength of the bolt. (only choose one)
A. Medium diameter B. Small diameter C. Large diameter D. Large diameter / pitch
Answer analysis:
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