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How to design a Shaft when Fluctuating Loads are to be considered.
  1. Determine External Loads.
  2. Choose Preliminary Dimensions.
  3. Identify Critical Shaft Sections.
  4. Determine Stresses.
  5. Combine Stresses.
  6. Choose Failure Criterion.
  7. Choose Material & Material Properties.
  8. Determine Fatigue & Safety Factors.
  9. Compare Stresses&Strength.
  10. Specify Shaft.

Use in conjuction with the Guide, How to design a Shaft for Strength and Rigidity.

Additional reading.

Original Guide by W J Beswarick, edited for www by Julie Campbell.