AZ91-T4 Tensile and Cyclic Stress-Strain Curves.
Nemkova et.al.

#Tensile :  Strain  Stress(mpa)
0  0.
0.00157791  32.0003
0.00284024  54.5559
0.00426036  68.1856
0.00568047  81.2903
0.00757396  92.814
0.00962525  105.91
0.0126233  117.42
0.0156213  126.304
0.0201972  136.218
0.0265089  145.584
0.038501  163.274
0.0531755  181.979
0.0665878  196.501