A shaft made of steel has the following minimum properties Se = 270 MPa, Sy = 423 MPa, and Sut = 527 MPa. The shaft is transmitting fixed torsional stress of 128 MPa and is subject to an alternating bending stress of 80 MPa. Find the factor of safety guarding against fatigue failure using Modified Goodman criterion. accepted answer range (+/- 0.2).

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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A shaft made of steel has the following minimum properties Se = 270 MPa, Sy = 423 MPa, and Sut = 527 MPa. The shaft is transmitting fixed torsional stress of 128 MPa and is subject to an alternating bending stress of 80 MPa. Find the factor of safety guarding against fatigue failure using Modified Goodman criterion. accepted answer range (+/- 0.2).
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