![An as-forged steel bar has an ultimate tensile strength of S_{ut}= 213 ksi. The dimensions are D=3 in, r=0.25 in. The primary loading will be torsion. a) Estimate the endurance limited(S_{e}) b) An as-forged steel bar has an ultimate tensile strength of S_{ut}= 213 ksi. The dimensions are D=3 in, r=0.25 in. The primary loading will be torsion. a) Estimate the endurance limited(S_{e}) b)](https://study.com/cimages/multimages/16/fatigue4242817230305960911.png)
An as-forged steel bar has an ultimate tensile strength of S_{ut}= 213 ksi. The dimensions are D=3 in, r=0.25 in. The primary loading will be torsion. a) Estimate the endurance limited(S_{e}) b)
![PPT - University of Waterloo Department of Mechanical Engineering ME 322 - Mechanical Design 1 Partial notes – Part 4 (Fatigue PowerPoint Presentation - ID:182723 PPT - University of Waterloo Department of Mechanical Engineering ME 322 - Mechanical Design 1 Partial notes – Part 4 (Fatigue PowerPoint Presentation - ID:182723](https://image.slideserve.com/182723/slide28-l.jpg)
PPT - University of Waterloo Department of Mechanical Engineering ME 322 - Mechanical Design 1 Partial notes – Part 4 (Fatigue PowerPoint Presentation - ID:182723
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