Engineering, 17.08.2019 19:10 kayliebug2003

A2.5-in diameter machinedround bar has a groove 0.06-in deep with a 0.06-in radius machined into it. the bar is made of 3140 annealedsteel and is subject to a purely reversed bending moment of 12 kip. in. a reliability of 95% is required for the estimate of endurance limitand assume gradient factor for endurance limit modification to be 0.9. calculate the safety factor using modified goodman and soderberg criteria for infinite life.

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A2.5-in diameter machinedround bar has a groove 0.06-in deep with a 0.06-in radius machined into it....