| |
Temperature |
|
|
|
20ºC |
200ºC |
400ºC |
800ºC |
| Modulus of elasticity |
20000 |
18500 |
17000 |
13500 |
| kg/mm |
|
|
|
|
| Specific heat |
0.105 |
0.125 |
0.135 |
0.15 |
| kcal/ºC |
|
|
|
|
| Specific electrical resistance |
0.75 |
0.85 |
1.0 |
1.2 |
| (resistivity) |
|
|
|
|
|
|
|
|
|
| |
Mean value for: |
|
|
|
20-100ºC |
20-200ºC |
20-400ºC |
20-800ºC |
| Coefficient of Thermal Expansion |
16.5 |
17 |
18 |
19 |
| x10-6 per ºC |
|
|
|
|
|
|
|
|
|
| Density g/cm3 at 20ºC |
8.0 |
|
|
|
|
|
|
|
|
| Scaling temperature ºC |
875 |
|
|
|
