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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 this maximum the above axial stress concentration factor to the value obtained from ANSYS.

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