Question: Q 2 : ( 2 5 pts ) A cold - drawn steel has a yield strength of S y t = S y c

Q2: (25 pts)
A cold-drawn steel has a yield strength of Syt=Syc=690MPa. Estimate the factor of safety according DE (Distortion Energy) Theory and MSS (Maximum Shear Stress) theory for the following principal stress states and compare them: x=420Mpa,y=280MPa,xy=-100Mpa
Q 2 : ( 2 5 pts ) A cold - drawn steel has a

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