Table 1 Creep parameters of different models.
Creep model | \({E_M}\) GPa | \({E_K}\) GPa | \({\eta _M}\) GPa*h | \({\eta _K}\) GPa*h | \({\eta _C}\) GPa*h | \(a\) | \({{\text{R}}^2}\) |
|---|---|---|---|---|---|---|---|
NVEP | 1.38 | 9.55 | 10.56 | 1.94 | 22.69 | 3.18 | 0.99978 |
Burgers | 1.56 | 8.13 | 3.89 | 0.23 | / | / | 0.90941 |
Nishihara | 1.42 | 20.91 | 4.37 | 0.91 | 10.12 | / | 0.94536 |