In a metal forming operation when the material has just started yielding, the principal stresses are σ1=+180MPa,σ2=−100MPa,σ3=0.
Following von Mises criterion, the yield stress is ______ MPa.
245.7641
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Solution
The correct option is A 245.7641 Safe condition for design as per von-Mises criterion, σ21+σ22−σ1σ2≤(SytN)2