Chemical composition
| Alloy |
% |
Ni |
Cr |
Fe |
Mo |
Nb |
Co |
C |
Mn |
Si |
S |
Cu |
Al |
Ti |
| 718 |
Min. |
50 |
17 |
balance |
2.8 |
4.75 |
|
|
|
|
|
|
0.2 |
0.7 |
| Max. |
55 |
21 |
3.3 |
5.5 |
1 |
0.08 |
0.35 |
0.35 |
0.01 |
0.3 |
0.8 |
1.15 |
Physical properties
| Density |
8.2 g/cm³ |
| Melting point |
1260-1340 °C |
Alloy minimum mechanical properties in the roomtemperature
| Alloy |
Tensile strength |
Yield strength |
Elongation |
Brinell hardness |
| Rm N/mm² |
R P0. 2N/mm² |
A 5 % |
HB |
| Solution treatment |
965 |
550 |
30 |
≤363 |
