Thermal Properties of Metals
| Material |
Thermal Conductivity
Btu / (hr-ft-F) |
Density (lbs/in) |
Specific Heat
(Btu/lb/F) |
Melting Point (F) |
Latent Heat of Fusion (Btu/lb) |
Thermal Expansion (in/in/F x 10-6) |
| Aluminum |
136 |
0.098 |
0.24 |
1220 |
169 |
13.1 |
| Antimony |
120 |
- |
- |
- |
- |
- |
| Brass (Yellow) |
69.33 |
0.306 |
0.096 |
1724 |
- |
11.2 |
| Cadmium |
- |
- |
- |
- |
- |
- |
| Copper |
231 |
0.322 |
0.095 |
1976 |
91.1 |
9.8 |
| Gold |
183 |
0.698 |
0.032 |
1945 |
29 |
7.9 |
| Incoloy 800 |
- |
0.29 |
0.13 |
2500 |
- |
7.9 |
| Inconel 600 |
- |
0.304 |
0.126 |
2500 |
- |
5.8 |
| Iron Cast |
46.33 |
0.26 |
0.12 |
2150 |
- |
6 |
| Lead, Solid |
20.39 |
0.41 |
0.032 |
621 |
11.3 |
16.4 |
| Lead, Liquid |
- |
0.387 |
0.037 |
- |
- |
- |
| Magnesium |
- |
0.063 |
0.27 |
1202 |
160 |
14 |
| Molybdenum |
- |
0.369 |
0.071 |
4750 |
126 |
2.9 |
| Monel 400 |
- |
0.319 |
0.11 |
2400 |
- |
6.4 |
| Nickel |
52.4 |
0.321 |
0.12 |
2642 |
133 |
5.8 |
| Nichrome (80% NI-20% Cr) |
- |
0.302 |
0.11 |
2550 |
- |
7.3 |
| Platinum |
41.36 |
0.775 |
0.035 |
3225 |
49 |
4.9 |
| Silver |
247.87 |
0.379 |
0.057 |
1760 |
38 |
10.8 |
| Solder (50% Pb-50%
Sn) |
- |
0.323 |
0.051 |
361 |
17 |
13.1 |
| Steel, mild |
26.0 - 37.5 |
0.284 |
0.122 |
2570 |
- |
6.7 |
| Stainless Steel,304 |
8.09 |
0.286 |
0.120 |
2550 |
- |
9.6 |
| Stainless Steel, 430 |
8.11 |
0.275 |
0.110 |
2650 |
- |
6 |
| Tantalum |
- |
0.6 |
0.035 |
5425 |
- |
3.6 |
| Tin, solid |
38.48 |
0.263 |
0.065 |
450 |
26.1 |
13 |
| Tin, Liquid |
- |
0.253 |
0.052 |
- |
- |
- |
| Titanium 99.0% |
12.65 |
0.164 |
0.13 |
3035 |
- |
4.7 |
| Tungsten |
100.53 |
0.697 |
0.04 |
6170 |
79 |
2.5 |
| Type metal (85% Pb-15%
Sb) |
- |
0.387 |
0.04 |
500 |
14+- |
- |
| Zinc |
67.023 |
0.258 |
0.096 |
786 |
43.3 |
22.1 |
| Zirconium |
145 |
0.234 |
0.067 |
3350 |
108 |
3.2 |
| Material |
Conductivity
W/m-C |
Density
kg/m3 |
Specific
Heat
J/kg-C |
| Aluminum, 2024, Temper-T351 |
143.0 |
2.8E+3 |
795.0 |
| Aluminum,
2024, Temper-T4 |
121.0 |
2.8E+3 |
795.0 |
| Aluminum, 5052, Temper-H32 |
138.0 |
2.68E+3 |
963.0 |
| Aluminum,
5052, Temper-O |
144.0 |
2.69E+3 |
963.0 |
| Aluminum, 6061, Temper-O |
180.0 |
2.71E+3 |
1.256E+3 |
| Aluminum,
6061, Temper-T4 |
154.0 |
2.71E+3 |
1.256E+3 |
| Aluminum,
6061, Temper-T6 |
167.0 |
2.71E+3 |
1.256E+3 |
| Aluminum, 7075, Temper-T6 |
130.0 |
2.8E+3 |
1.047E+3 |
| Aluminum,
A356, Temper-T6 |
128.0 |
2.76E+3 |
900.0 |
| Aluminum,
Pure |
220.0 |
2.707E+3 |
896.0 |
| Beryllium,
Pure |
175.0 |
1.85E+3 |
1.885E+3 |
| Brass,
Red, 85%Cu-15%Zn |
151.0 |
8.8E+3 |
380.0 |
| Brass,
Yellow, 65%Cu-35%Zn |
119.0 |
8.8E+3 |
380.0 |
| Copper,
Alloy, 11000 |
388.0 |
8.933E+3 |
385.0 |
| Copper,
Aluminum bronze, 95%Cu-5%Al |
83.0 |
8.666E+3 |
410.0 |
| Copper,
Brass, 70%Cu-30%Zn |
111.0 |
8.522E+3 |
385.0 |
| Copper,
Bronze, 75%Cu-25%Sn |
26.0 |
8.666E+3 |
343.0 |
| Copper,
Constantan, 60%Cu-40%Ni |
22.7 |
8.922E+3 |
410.0 |
| Copper,
Drawn Wire |
287.0 |
8.8E+3 |
376.0 |
| Copper,
German silver, 62%Cu-15%Ni-22%Zn |
24.9 |
8.618E+3 |
394.0 |
| Copper,
Pure |
386.0 |
8.954E+3 |
380.0 |
| Copper,
Red brass, 85%Cu-9%Sn-6%Zn |
61.0 |
8.714E+3 |
385.0 |
| Gold,
Pure |
318.0 |
18.9E+3 |
130.0 |
| Invar,
64%Fe-35%Ni |
13.8 |
8.13E+3 |
480.0 |
| Iron Cast |
55.0 |
7.92E+3 |
456.0 |
| Iron,
Pure |
71.8 |
7.897E+3 |
452.0 |
| Iron,
Wrought, 0.5%C |
59.0 |
7.849E+3 |
460.0 |
| Kovar,
54%Fe-29%Ni-17%Co |
16.3 |
8.36E+3 |
432.0 |
| Lead,
Pure |
35.0 |
11.373E+3 |
130.0 |
| Magnesium,
Mg-Al, Electrolytic, 8%Al-2%Zn |
66.0 |
1.81E+3 |
1.0E+3 |
| Magnesium,
Pure |
171.0 |
1.746E+3 |
1.013E+3 |
| Molybdenum |
130.0 |
10.22E+3 |
251.0 |
| Nichrome,
80%Ni-20%Cr |
12.0 |
8.4E+3 |
420.0 |
| Nickel,
Ni-Cr, 80%Ni-20%Cr |
12.6 |
8.314E+3 |
444.0 |
| Nickel,
Ni-Cr, 90%Ni-10%Cr |
17.0 |
8.666E+3 |
444.0 |
| Nickel,
Pure |
99.0 |
8.906E+3 |
445.9 |
| Silver,
Pure |
418.0 |
10.51E+3 |
230.0 |
| Solder,
Hard, 80%Au-20%Sn |
57.0 |
15.0E+3 |
15.0 |
| Solder,
Hard, 88%Au-12%Ge |
88.0 |
15.0E+3 |
No
Data |
| Solder,
Hard, 95%Au-3%Si |
94.0 |
15.7E+3 |
147.0 |
| Solder,
Soft, 60%Sn-40%Pb |
50.0 |
9.29E+3 |
180.0 |
| Solder,
Soft, 63%Sn-37%Pb |
51.0 |
9.25E+3 |
180.0 |
| Solder,
Soft, 92.5%Pb-2.5%Ag-5%In |
39.0 |
12.0E+3 |
No
Data |
| Solder,
Soft, 95%Pb-5%Sn |
32.3 |
11.0E+3 |
134.0 |
| Steel,
Carbon, 0.5%C |
54.0 |
7.833E+3 |
465.0 |
| Steel,
Carbon, 1.0%C |
43.0 |
7.801E+3 |
473.0 |
| Steel,
Carbon, 1.5%C |
36.0 |
7.753E+3 |
486.0 |
| Steel,
Chrome, Cr0% |
73.0 |
7.897E+3 |
452.0 |
| Steel,
Chrome, Cr1% |
61.0 |
7.865E+3 |
460.0 |
| Steel,
Chrome, Cr20% |
22.0 |
7.689E+3 |
460.0 |
| Steel,
Chrome, Cr5% |
40.0 |
7.833E+3 |
460.0 |
| Steel,
Chrome-Nickel, 18%Cr-8%Ni |
16.3 |
7.817E+3 |
460.0 |
| Steel,
Invar, 36%Ni |
10.7 |
8.137E+3 |
460.0 |
| Steel,
Nickel, Ni0% |
73.0 |
7.897E+3 |
452.0 |
| Steel,
Nickel, Ni20% |
19.0 |
7.933E+3 |
460.0 |
| Steel,
Nickel, Ni40% |
10.0 |
8.169E+3 |
460.0 |
| Steel,
Nickel, Ni80% |
35.0 |
8.618E+3 |
460.0 |
| Steel,
SAE 1010 |
59.0 |
7.832E+3 |
434.0 |
| Steel,
SAE 1010, Sheet |
63.9 |
7.832E+3 |
434.0 |
| Steel,
Stainless, 316 |
16.26 |
8.0272E+3 |
502.1 |
| Steel,
Tungsten, W0% |
73.0 |
7.897E+3 |
452.0 |
| Steel,
Tungsten, W1% |
66.0 |
7.913E+3 |
448.0 |
| Steel,
Tungsten, W10% |
48.0 |
8.314E+3 |
419.0 |
| Steel,
Tungsten, W5% |
54.0 |
8.073E+3 |
435.0 |
| Tin,
Cast, Hammered |
62.5 |
7.352E+3 |
226.0 |
| Tin,
Pure |
64.0 |
7.304E+3 |
226.5 |
| Titanium |
15.6 |
4.51E+3 |
544.0 |
| Tungsten |
180.0 |
19.35E+3 |
134.4 |
| Zinc,
Pure |
112.2 |
7.144E+3 |
384.3 |
Thermal Conductivity Conversion:
1 cal/cm2/cm/sec/C = 10.63 watts/in - C
117 BTU/(hr-ft F) x (.293
watt-hr/BTU) x (1.8F/C) x (ft/12 in.) = 5.14 watts/in - C
or
117 Btu / (hr-ft-F) x .04395 watt-hr-F-ft/(Btu=C - in) = 5.14 watts/in-C
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