| Physical Property |
British Units |
Metric Units |
| Density |
RT |
0.335 lb/in3 |
RT |
9.27 g/cm3 |
| Melting Range |
2480-2550°F |
- |
1360-1400°C |
- |
| Electrical Resistivity |
RT |
38.9 µohm-in |
RT |
98.9 µohm-cm |
| 200°F |
40.0 µohm-in |
100°C |
101.7 µohm-cm |
| 400°F |
41.5 µohm-in |
200°C |
105.1 µohm-cm |
| 600°F |
42.8 µohm-in |
300°C |
108.3 µohm-cm |
| 800°F |
44.2 µohm-in |
400°C |
111.4 µohm-cm |
| 1000°F |
45.5 µohm-in |
500°C |
114.4 µohm-cm |
| 1200°F |
46.4 µohm-in |
600°C |
117.5 µohm-cm |
| 1400°F |
49.4 µohm-in |
700°C |
119.8 µohm-cm |
| 1600°F |
51.6 µohm-in |
800°C |
128.8 µohm-cm |
| 1800°F |
50.5 µohm-in |
900°C |
130.1 µohm-cm |
| Thermal Diffusivity |
RT |
5.5 x 10-3 in2/s |
RT |
35.5 x 10-3 cm2/s |
| 125°F |
5.8 x 10-3 in2/s |
100°C |
38.3 x 10-3 cm2/s |
| 200°F |
5.9 x 10-3 in2/s |
200°C |
41.1 x 10-3 cm2/s |
| 400°F |
6.4 x 10-3 in2/s |
300°C |
44.1 x 10-3 cm2/s |
| 600°F |
6.9 x 10-3 in2/s |
400°C |
47.4 x 10-3 cm2/s |
| 800°F |
7.5 x 10-3 in2/s |
500°C |
50.5 x 10-3 cm2/s |
| 1000°F |
8.0 x 10-3 in2/s |
600°C |
53.4 x 10-3 cm2/s |
| 1200°F |
8.5 x 10-3 in2/s |
700°C |
55.4 x 10-3 cm2/s |
| 1400°F |
8.7 x 10-3 in2/s |
800°C |
53.1 x 10-3 cm2/s |
| 1600°F |
7.4 x 10-3 in2/s |
900°C |
48.2 x 10-3 cm2/s |
| 1800°F |
7.7 x 10-3 in2/s |
- |
- |
| Thermal Conductivity |
RT |
86.2 BTU-in/ft2-hr-°F |
RT |
12.4 W/m-ºC |
| 200°F |
94.8 BTU-in/ft2-hr-°F |
100°C |
13.8 W/m-ºC |
| 400°F |
106.9 BTU-in/ft2-hr-°F |
200°C |
15.3 W/m-ºC |
| 600°F |
120.9 BTU-in/ft2-hr-°F |
300°C |
17.1 W/m-ºC |
| 800°F |
134.2 BTU-in/ft2-hr-°F |
400°C |
18.9 W/m-ºC |
| 1000°F |
144.8 BTU-in/ft2-hr-°F |
500°C |
20.4 W/m-ºC |
| 1200°F |
171.5 BTU-in/ft2-hr-°F |
600°C |
23.0 W/m-ºC |
| 1400°F |
308.3 BTU-in/ft2-hr-°F |
700°C |
33.8 W/m-ºC |
| 1600°F |
164.5 BTU-in/ft2-hr-°F |
800°C |
37.0 W/m-ºC |
| 1800°F |
142.7 BTU-in/ft2-hr-°F |
900°C |
22.9 W/m-ºC |
| Specific Heat |
RT |
0.090 BTU/lb-°F |
RT |
376 J/kg-ºC |
| 200°F |
0.093 BTU/lb-°F |
100°C |
389 J/kg-ºC |
| 400°F |
0.096 BTU/lb-°F |
200°C |
404 J/kg-ºC |
| 600°F |
0.100 BTU/lb-°F |
300°C |
416 J/kg-ºC |
| 800°F |
0.103 BTU/lb-°F |
400°C |
427 J/kg-ºC |
| 1000°F |
0.104 BTU/lb-°F |
500°C |
438 J/kg-ºC |
| 1200°F |
0.116 BTU/lb-°F |
600°C |
428 J/kg-ºC |
| 1400°F |
0.204 BTU/lb-°F |
700°C |
588 J/kg-ºC |
| 1600°F |
0.127 BTU/lb-°F |
800°C |
852 J/kg-ºC |
| 1800°F |
0.106 BTU/lb-°F |
900°C |
480 J/kg-ºC |
| Mean Coefficient of Thermal Expansion |
70-200°F |
5.93 µin/in-°F |
25-100°C |
10.7 µm/m-°C |
| 70-400°F |
6.11 µin/in-°F |
25-200°C |
11.0 µm/m-°C |
| 70-600°F |
6.26 µin/in-°F |
25-300°C |
11.2 µm/m-°C |
| 70-800°F |
6.40 µin/in-°F |
25-400°C |
11.5 µm/m-°C |
| 70-1000°F |
6.54 µin/in-°F |
25-500°C |
11.7 µm/m-°C |
| 70-1100°F |
6.57 µin/in-°F |
25-550°C |
11.8 µm/m-°C |
| 70-1200°F |
6.70 µin/in-°F |
25-600°C |
11.9 µm/m-°C |
| 70-1300°F |
6.97 µin/in-°F |
25-650°C |
12.1 µm/m-°C |
| 70-1400°F |
7.39 µin/in-°F |
25-700°C |
12.5 µm/m-°C |
| 70-1500°F |
7.78 µin/in-°F |
25-750°C |
13.2 µm/m-°C |
| 70-1600°F |
7.95 µin/in-°F |
25-800°C |
13.8 µm/m-°C |
| 70-1800°F |
8.22 µin/in-°F |
25-900°C |
14.4 µm/m-°C |
| Dynamic Modulus of Elasticity |
RT |
32.3 x 106psi |
RT |
223 GPa |
| 200°F |
31.9 x 106psi |
100°C |
220 GPa |
| 400°F |
30.8 x 106psi |
200°C |
213 GPa |
| 600°F |
29.7 x 106psi |
300°C |
206 GPa |
| 800°F |
28.7 x 106psi |
400°C |
199 GPa |
| 1000°F |
27.7 x 106psi |
500°C |
193 GPa |
| 1200°F |
26.6 x 106psi |
600°C |
186 GPa |
| 1400°F |
23.9 x 106psi |
700°C |
175 GPa |
| 1600°F |
21.9 x 106psi |
800°C |
159 GPa |
| 1800°F |
20.6 x 106psi |
900°C |
150 GPa |
| Dynamic Shear Modulus |
RT |
12.4 x 106psi |
RT |
85 GPa |
| 200°F |
12.2 x 106psi |
100°C |
84 GPa |
| 400°F |
11.7 x 106psi |
200°C |
81 GPa |
| 600°F |
11.2 x 106psi |
300°C |
78 GPa |
| 800°F |
10.8 x 106psi |
400°C |
75 GPa |
| 1000°F |
10.4 x 106psi |
500°C |
73 GPa |
| 1200°F |
10.1 x 106psi |
600°C |
70 GPa |
| 1400°F |
9.2 x 106psi |
700°C |
68 GPa |
| 1600°F |
8.7 x 106psi |
800°C |
62 GPa |
| 1800°F |
7.4 x 106psi |
900°C |
59 GPa |
| Poisson's Ratio |
RT |
0.31 |
RT |
0.31 |
| 200°F |
0.31 |
100°C |
0.31 |
| 400°F |
0.32 |
200°C |
0.32 |
| 600°F |
0.32 |
300°C |
0.32 |
| 800°F |
0.33 |
400°C |
0.32 |
| 1000°F |
0.33 |
500°C |
0.33 |
| 1200°F |
0.32 |
600°C |
0.33 |
| 1400°F |
0.30 |
700°C |
0.30 |
| 1600°F |
0.28 |
800°C |
0.29 |
| 1800°F |
0.27 |
900°C |
0.26 |
All properties measured as solution annealed + aged 1400°F / 16 h / furnace cool to 1200°F / 32h / air cool