Table 4 Parameters of FEM models
|  | Grain size of Region 1 (μm) | Grain size of Region 2 (μm) | Grain size ratio between Region 1 and 2 | Grain area ratio between Region 1 and 2 |
|---|---|---|---|---|
Model S1 | 3.00 | 3.00 | 1.00 | 3.00 |
Model S2 | 3.00 | 2.00 | 1.50 | 3.00 |
Model S3 | 3.00 | 1.50 | 2.00 | 3.00 |
Model S4 | 3.00 | 1.20 | 2.50 | 3.00 |
Model S5 | 3.00 | 1.00 | 3.00 | 3.00 |
Model S6 | 3.00 | 0.86 | 3.50 | 3.00 |
Model R1 | 3.00 | 1.50 | 2.00 | 2.00 |
Model R2 | 3.00 | 1.50 | 2.00 | 3.00 |
Model R3 | 3.00 | 1.50 | 2.00 | 4.00 |
Model R4 | 3.00 | 1.50 | 2.00 | 5.00 |
Model R5 | 3.00 | 1.50 | 2.00 | infinite |
