These materials are alloys, or composites. As such, their composition and material properties depend on which vendor you choose.
| Material |
Vendor |
Formula or Composition |
Bulk Resistivity (micro-ohm-cm) |
Mass Density (gr/cc) |
Specific Heat (J/g/°C) |
Thermal Conductivity (k) (W/m°C) |
Melting Point (°C) |
Temp Coefficient of Expansion (TCE) (ppm/°C) |
| Alloy 42 |
Ed Fagan, Inc. |
Fe/Ni 58/42 |
70 |
8.12 |
0.52 |
12.2 |
|
4.8 |
| Alloy 42-6 |
Ed Fagan, Inc. |
Fe/Ni/Cr 52/42/6 |
93 |
8.12 |
|
|
|
|
| Alloy 46 |
Ed Fagan, Inc. |
Fe/Ni 54/46 |
45 |
8.17 |
|
11.4 |
|
8.2 |
| Alloy 48 |
Ed Fagan, Inc. |
Fe/Ni 52/48 |
47 |
8.25 |
|
|
|
9.4 |
| Alloy 52 |
Ed Fagan, Inc. |
Fe/Ni 49.5/50.5 |
42 |
8.3 |
|
|
|
10.5 |
| Aluminum 6061 |
|
Al/Mg 98/1 |
2.65 |
2.7 |
0.9 |
237 |
660 |
25.4 |
| Aluminum Beryllium |
Brush Wellman |
AlBeMet |
3.5 |
2.10 |
1.56 |
210 |
660 |
|
| Aluminum Graphite |
|
|
|
|
|
|
|
|
| AlSiC-9 |
CPS |
AlSiC |
|
3.01 |
0.741 |
180 |
|
8.75 |
| AlSiC-10 |
CPS |
AlSiC |
|
2.96 |
0.786 |
180 |
|
10.56 |
| AlSiC-11 |
CPS |
AlSiC |
|
2.89 |
0.808 |
170 |
|
11.5 |
| Beryllium |
Brush Wellman |
Be |
4 |
1.85 |
1.95 |
216 |
1278 |
|
| Brass |
|
|
|
|
|
109 |
|
|
| Carpenter 49 |
|
|
|
|
|
|
|
|
| Invar 36 |
Ed Fagan, Inc. |
Fe/Ni 64/36 |
|
|
0.53 |
|
|
0.8-1.6 |
| Kovar |
Ed Fagan, Inc. |
Fe/Ni/Co 54/29/17 |
48 |
8.36 |
|
14.2 |
1449 |
5.1 |
| Magnesium |
|
Mg |
4.45 |
1.74 |
1.016 |
156 |
649 |
|
| Molybdenum |
|
Mo |
5.69 |
10.3 |
2.336 |
138 |
2617 |
5 |
| Monel |
|
|
|
|
|
26 |
|
|
| Steel, Carbon |
|
|
|
7.9 |
|
46 |
|
|
| Steel, Stainless |
|
|
|
7.9 |
|
32.9 |
|
17.3 |
| Thermkon 62 |
CMW Inc. |
W/Cu 90/10 |
5.37 |
17.17 |
|
160 |
|
5.7 |
| Thermkon 65M |
CMW Inc. |
Mo/Cu 85/15 |
6.17 |
9.92 |
|
140 |
|
6.5 |
| Thermkon 68 |
CMW Inc. |
W/Cu 85/15 |
4.92 |
16.31 |
|
176 |
|
6.7 |
| Thermkon 70N |
CMW Inc. |
Mo/Cu 80/20 |
5.38 |
9.85 |
|
160 |
|
8.2 |
| Thermkon 76 |
CMW Inc. |
W/Cu 80/20 |
4.81 |
15.56 |
|
195 |
|
7.6 |
| Thermkon 83 |
CMW Inc. |
W/Cu 75/25 |
3.83 |
14.84 |
|
220 |
|
8.5 |