Parameters

Temperature range

Temperature range

750˚C - 850˚C

900˚C - 1300˚C

$A_0\left(\text{MPa}\right)$

97.048

73.302

$A_1\left(\text{MPa}\right)$

520.246

667.670

$A_2\left(\text{MPa}\right)$

−2014.980

−2886.790

$A_3\left(\text{MPa}\right)$

2817.530

4579.290

$A_4\left(\text{MPa}\right)$

−1372.420

−2542.540

$B_0$

−31.462 × 10⁻⁴

−36.752 × 10⁻⁴

$B_1$

−30.925 × 10⁻³

−29.657 × 10⁻⁴

$B_2$

15.040 × 10⁻²

−36.133 × 10⁻⁴

$B_3$

−26.239 × 10⁻²

22.850 × 10⁻³

$B_4$

15.390 × 10⁻²

−18.220 × 10⁻³

$C_0^0$

32.066 × 10⁻³

−20.030 × 10⁻⁵

$C_0^1$

93.165 × 10⁻²

1.227

$C_0^2$

−2.785

−4.776

$C_0^3$

3.814

7.859

$C_0^4$

−1.813

−4.669

$C_1^0$

−12.439 × 10⁻⁵

54.337 × 10⁻⁵

$C_1^1$

−36.126 × 10⁻⁴

−30.302 × 10⁻⁴

$C_1^2$

19.747 × 10⁻³

59.685 × 10⁻⁴

$C_1^3$

−35.592 × 10⁻³

−85.936 × 10⁻⁴

$C_1^4$

22.634 × 10⁻³

58.008 × 10⁻⁴

$C_2^0$

−1.581 × 10⁻⁷

−1.615 × 10⁻⁶

$C_2^1$

9.380 × 10⁻⁶

3.313 × 10⁻⁵

$C_2^2$

−7.730 × 10⁻⁵

−12.133 × 10⁻⁵

$C_2^3$

15.333 × 10⁻⁵

23.667 × 10⁻⁵

$C_2^4$

−10.377 × 10⁻⁵

−17.142 × 10⁻⁵

$C_3^0$

6.176 × 10⁻⁹

6.061 × 10⁻⁹

$C_3^1$

−2.763 × 10⁻⁸

−1.028 × 10⁻⁷

$C_3^2$

1.181 × 10⁻⁷

3.757 × 10⁻⁷

$C_3^3$

−2.015 × 10⁻⁷

−8.041 × 10⁻⁷

$C_3^4$

1.096 × 10⁻⁷

6.410 × 10⁻⁷

$C_4^0$

−6.405 × 10⁻¹¹

−6.255 × 10⁻¹²

$C_4^1$

1.489 × 10⁻¹⁰

6.712 × 10⁻¹¹

$C_4^2$

1.293 × 10⁻⁹

−1.485 × 10⁻¹⁰

$C_4^3$

−3.375 × 10⁻⁹

4.543 × 10⁻¹⁰

$C_4^4$

2.801 × 10⁻⁹

−4.956 × 10⁻¹⁰