Material Properties: Nickel Steel (Fe-2.25 Ni)
Data Available:
- Thermal Conductivity
- Specific Heat
- Young's Modulus
- Linear Expansion
Thermal Conductivity |
Specific Heat |
|
| UNITS | W/(m-K) | J/(kg-K) |
| a | -3.5785 | 15503.108 |
| b | 20.804 | -37280.377 |
| c | -55.826 | 26788.417 |
| d | 87.812 | 7010.0877 |
| e | -83.5016 | -22731.651 |
| f | 49.08 | 15386.526 |
| g | -17.4348 | -5175.7968 |
| h | 3.4277 | 896.97274 |
| i | -0.28622 | -64.055866 |
data range |
4-300 | 60-300 |
equation range |
4-300 | 55-300 |
curve fit % error relative to data |
2 | 1.5 |
| Curve fit equation of the form: log10 y = a+b(log10T) + c(log10T) 2 + d(log10T) 3 + e(log10T) 4 + f(log10T) 5 + g(log10T) 6 + h(log10T) 7 + i(log10T) 8 Solves as: y = 10 a+b(log10T) + c(log10T) 2 + d(log10T) 3 + e(log10T) 4 + f(log10T) 5 + g(log10T) 6 + h(log10T) 7 + i(log10T) 8 Where: Coefficients a - i are summarized in the appropriate table and T is the temperature in K (x-axis), and y is the property to solve for. |
| Young's Modulus | Linear expansion | |
.Units |
GPa | [(L-L293)/L293] x 105 unitless, eg. m/m |
a |
2.17656E2 | -2.104E2 |
b |
1.11923E-2 | -5.699E-2 |
c |
-3.54650E-4 | 5.072E-3 |
d |
8.31168E-7 | -1.381E-5 |
e |
-7.03680E-10 | 1.897E-8 |
Tlow (K) |
6 | |
f> |
-210.56 | |
data range (K) |
0-297 | 4-300 |
equation range (K) |
0-297 | 4-265 |
curve fit % error relative to data |
1 | 1.5 |
| equation of the form: | |
y = a + bT + cT 2 + dT 3 + eT 4 |
>T > Tlow |
y = f |
T < Tlow |
| solves as expected: Where: Coefficients a-e are summarized in the appropriate table and T is the temperature in K (x-axis), and y is the property to solve for. | |