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Stepped Shaft: Pre-Analysis and Start-Up

Pre-Analysis

It is recommended that you make some back-of-the-envelope estimates of expected results before launching into your computer solution. Here

for which the following formula for the axial stress concentration factor, K, holds (Roark's Formulas for Stress and Strain, Warren C. Young and Richard G. Budynas, 2002):

We'll compare the above axial stress concentration factor to the value obtained from ANSYS.