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2. The cold-drawn AISI 1040 steel bar shown is subjected to a completely reversed axial load fluctuating between 12 kN and 28 kN, both

2. The cold-drawn AISI 1040 steel bar shown is subjected to a completely reversed axial load fluctuating between 12 kN and 28 kN, both in tension. Determine the yielding factor of safety for von Mises stress, and the fatigue factor of safety for infinite life based on Goodman, Gerber, and Morrow criteria. If infinite life is not predicted, determine the number of cycles to failure. 10 mm mm 6-mm D.

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