Calculation Questions (50 points)
11.15 scores).Given a one-way process of loading stress path 0->1.8Os ->0 ->-1.8Os->
2 Os ->0 , material meets the linear isotropic hardening law, strengthening modulus
E'= E/100, where Os and E are the yield limit and the modulus of elasticity respectively Try to work out the corresponding strain path.
E
E
E
0
C
E'
Fig.11