Chemistry:Thermal conductivities of the elements

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This page lists the thermal conductivity of the common stable isotope for each of the elements.

Thermal conductivity

Element Usable value Source data
No. Sym. Name [lower-alpha 1][1] [lower-alpha 2][2] [lower-alpha 3][3] [lower-alpha 4][4]
1 H Hydrogen 180.5 mW/(m·K) 186.9 mW/(m·K) (at p=0) 0.1805 W/(m·K) 0.1805 W/(m·K)
2 He Helium 151.3 mW/(m·K) 156.7 mW/(m·K) (at p=0) 0.1513 W/(m·K) 0.1513 W/(m·K)
3 Li Lithium 84.8 W/(m·K) 0.847 W/(cm·K) 84.8 W/(m·K) 85 W/(m·K)
4 Be Beryllium 200 W/(m·K) 2.00 W/(cm·K) 200 W/(m·K) 190 W/(m·K)
5 B Boron 27.4 W/(m·K) 27.4 W/(m·K) 27 W/(m·K)
6 C Carbon (diamond) (900–2320) W/(m·K)
(graphite) (119–165) W/(m·K)		 (diamond) (type I) 8.95 W/(cm·K)
(type IIa) 23.0 W/(cm·K)
(type IIb) 13.5 W/(cm·K)
(pyrolytic graphite)
(parallel to the layer planes) 19.5 W/(cm·K)
(perpendicular) 0.0570 W/(cm·K)		 (diamond) (900–2320) W/(m·K)
(graphite) (119–165) W/(m·K)
(amorphous) 1.59 W/(m·K)		 (graphite) 140 W/(m·K)
7 N Nitrogen 25.83 mW/(m·K) 26.0 mW/(m·K) 0.02583 W/(m·K) 0.02583 W/(m·K)
8 O Oxygen 26.58 mW/(m·K) 26.3 mW/(m·K) (gas) 0.02658 W/(m·K)
(liquid) 0.149 W/(m·K)		 0.02658 W/(m·K)
9 F Fluorine 27.7 mW/(m·K) 0.0277 W/(m·K) 0.0277 W/(m·K)
10 Ne Neon 49.1 mW/(m·K) 49.8 mW/(m·K) (at p=0) 0.0491 W/(m·K) 0.0491 W/(m·K)
11 Na Sodium 142 W/(m·K) 1.41 W/(cm·K) 142 W/(m·K) 140 W/(m·K)
12 Mg Magnesium 156 W/(m·K) 1.56 W/(cm·K) 156 W/(m·K) 160 W/(m·K)
13 Al Aluminium 237 W/(m·K) 2.37 W/(cm·K) 237 W/(m·K) 235 W/(m·K)
14 Si Silicon 149 W/(m·K) 149 W/(m·K) 150 W/(m·K)
15 P Phosphorus (white) 0.236 W/(m·K) (white) 0.23617 W/(m·K) [sic] 0.236 W/(m·K)
16 S Sulfur (amorphous) 0.205 W/(m·K) (amorphous) 0.205 W/(m·K) 0.205 W/(m·K)
17 Cl Chlorine 8.9 mW/(m·K) 0.0089 W/(m·K) 0.0089 W/(m·K)
18 Ar Argon 17.72 mW/(m·K) 17.9 mW/(m·K) 0.01772 W/(m·K) 0.01772 W/(m·K)
19 K Potassium 102.5 W/(m·K) 1.024 W/(cm·K) 102.5 W/(m·K) 100 W/(m·K)
20 Ca Calcium 201 W/(m·K) 2.00 W/(cm·K) 201 W/(m·K) 200 W/(m·K)
21 Sc Scandium 15.8 W/(m·K) 0.158 W/(cm·K) 15.8 W/(m·K) 16 W/(m·K)
22 Ti Titanium 21.9 W/(m·K) 0.219 W/(cm·K) 21.9 W/(m·K) 22 W/(m·K)
23 V Vanadium 30.7 W/(m·K) 0.307 W/(cm·K) 30.7 W/(m·K) 31 W/(m·K)
24 Cr Chromium 93.9 W/(m·K) 0.937 W/(cm·K) 93.9 W/(m·K) 94 W/(m·K)
25 Mn Manganese 7.81 W/(m·K) 0.0782 W/(cm·K) 7.81 W/(m·K) 7.8 W/(m·K)
26 Fe Iron 80.4 W/(m·K) 0.802 W/(cm·K) 80.4 W/(m·K) 80 W/(m·K)
27 Co Cobalt 100 W/(m·K) 1.00 W/(cm·K) 100 W/(m·K) 100 W/(m·K)
28 Ni Nickel 90.9 W/(m·K) 0.907 W/(cm·K) 90.9 W/(m·K) 91 W/(m·K)
29 Cu Copper 401 W/(m·K) 4.01 W/(cm·K) 401 W/(m·K) 400 W/(m·K)
30 Zn Zinc 116 W/(m·K) 1.16 W/(cm·K) 116 W/(m·K) 120 W/(m·K)
31 Ga Gallium 40.6 W/(m·K) 0.406 W/(cm·K) (liquid) 29.4 W/(m·K)
(solid) 40.6 W/(m·K)		 29 W/(m·K)
32 Ge Germanium 60.2 W/(m·K) 60.2 W/(m·K) 60 W/(m·K)
33 As Arsenic 50.2 W/(m·K) 50.2 W/(m·K) 50 W/(m·K)
34 Se Selenium (amorphous) 0.519 W/(m·K) (amorphous) 0.519 W/(m·K) 0.52 W/(m·K)
35 Br Bromine 0.122 W/(m·K) 0.122 W/(m·K) 0.12 W/(m·K)
36 Kr Krypton 9.43 mW/(m·K) 9.5 mW/(m·K) (at p=0) 9.43 W/(m·K) [sic] 0.00943 W/(m·K)
37 Rb Rubidium 58.2 W/(m·K) 0.582 W/(cm·K) 58.2 W/(m·K) 58 W/(m·K)
38 Sr Strontium 35.4 W/(m·K) 0.353 W/(cm·K) 35.4 W/(m·K) 35 W/(m·K)
39 Y Yttrium 17.2 W/(m·K) 0.172 W/(cm·K) 17.2 W/(m·K) 17 W/(m·K)
40 Zr Zirconium 22.6 W/(m·K) 0.227 W/(cm·K) 22.6 W/(m·K) 23 W/(m·K)
41 Nb Niobium 53.7 W/(m·K) 0.537 W/(cm·K) 53.7 W/(m·K) 54 W/(m·K)
42 Mo Molybdenum 138 W/(m·K) 1.38 W/(cm·K) 138 W/(m·K) 139 W/(m·K)
43 Tc Technetium 50.6 W/(m·K) 0.506 W/(cm·K) 50.6 W/(m·K) 51 W/(m·K)
44 Ru Ruthenium 117 W/(m·K) 1.17 W/(cm·K) 117 W/(m·K) 120 W/(m·K)
45 Rh Rhodium 150 W/(m·K) 1.50 W/(cm·K) 150 W/(m·K) 150 W/(m·K)
46 Pd Palladium 71.8 W/(m·K) 0.718 W/(cm·K) 71.8 W/(m·K) 72 W/(m·K)
47 Ag Silver 429 W/(m·K) 4.29 W/(cm·K) 429 W/(m·K) 430 W/(m·K)
48 Cd Cadmium 96.6 W/(m·K) 0.968 W/(cm·K) 96.6 W/(m·K) 97 W/(m·K)
49 In Indium 81.8 W/(m·K) 0.816 W/(cm·K) 81.8 W/(m·K) 82 W/(m·K)
50 Sn Tin 66.8 W/(m·K) 0.666 W/(cm·K) 66.8 W/(m·K) 67 W/(m·K)
51 Sb Antimony 24.4 W/(m·K) 0.243 W/(cm·K) 24.4 W/(m·K) 24 W/(m·K)
52 Te Tellurium (1.97–3.38) W/(m·K) (1.97–3.38) W/(m·K) 3 W/(m·K)
53 I Iodine 0.449 W/(m·K) 0.45 W/(m·K) (at 300 K) 449 W/(m·K) [sic] 0.449 W/(m·K)
54 Xe Xenon 5.65 mW/(m·K) 5.5 mW/(m·K) (at p=0) 0.00565 W/(m·K) 0.00565 W/(m·K)
55 Cs Caesium 35.9 W/(m·K) 0.359 W/(cm·K) 35.9 W/(m·K) 36 W/(m·K)
56 Ba Barium 18.4 W/(m·K) 0.184 W/(cm·K) 18.4 W/(m·K) 18 W/(m·K)
57 La Lanthanum 13.4 W/(m·K) 0.134 W/(cm·K) 13.4 W/(m·K) 13 W/(m·K)
58 Ce Cerium 11.3 W/(m·K) 0.113 W/(cm·K) 11.3 W/(m·K) 11 W/(m·K)
59 Pr Praseodymium 12.5 W/(m·K) 0.125 W/(cm·K) 12.5 W/(m·K) 13 W/(m·K)
60 Nd Neodymium 16.5 W/(m·K) 0.165 W/(cm·K) 16.5 W/(m·K) 17 W/(m·K)
61 Pm Promethium 17.9 W/(m·K) 0.15 W/(cm·K) (est.) 17.9 W/(m·K) 15 W/(m·K)
62 Sm Samarium 13.3 W/(m·K) 0.133 W/(cm·K) 13.3 W/(m·K) 13 W/(m·K)
63 Eu Europium 13.9 W/(m·K) (est.) 0.139 W/(cm·K) (est.) 13.9 W/(m·K) 14 W/(m·K)
64 Gd Gadolinium 10.6 W/(m·K) 0.105 W/(cm·K) (at 100 °C) 10.5 W/(m·K) 11 W/(m·K)
65 Tb Terbium 11.1 W/(m·K) 0.111 W/(cm·K) 11.1 W/(m·K) 11 W/(m·K)
66 Dy Dysprosium 10.7 W/(m·K) 0.107 W/(cm·K) 10.7 W/(m·K) 11 W/(m·K)
67 Ho Holmium 16.2 W/(m·K) 0.162 W/(cm·K) 16.2 W/(m·K) 16 W/(m·K)
68 Er Erbium 14.5 W/(m·K) 0.145 W/(cm·K) 14.5 W/(m·K) 15 W/(m·K)
69 Tm Thulium 16.9 W/(m·K) 0.169 W/(cm·K) 16.9 W/(m·K) 17 W/(m·K)
70 Yb Ytterbium 38.5 W/(m·K) 0.385 W/(cm·K) 38.5 W/(m·K) 39 W/(m·K)
71 Lu Lutetium 16.4 W/(m·K) 0.164 W/(cm·K) 16.4 W/(m·K) 16 W/(m·K)
72 Hf Hafnium 23.0 W/(m·K) 0.230 W/(cm·K) 23.0 W/(m·K) 23 W/(m·K)
73 Ta Tantalum 57.5 W/(m·K) 0.575 W/(cm·K) 57.5 W/(m·K) 57 W/(m·K)
74 W Tungsten 173 W/(m·K) 1.74 W/(cm·K) 173 W/(m·K) 170 W/(m·K)
75 Re Rhenium 48.0 W/(m·K) 0.479 W/(cm·K) 48.0 W/(m·K) 48 W/(m·K)
76 Os Osmium 87.6 W/(m·K) 0.876 W/(cm·K) 87.6 W/(m·K) 88 W/(m·K)
77 Ir Iridium 147 W/(m·K) 1.47 W/(cm·K) 147 W/(m·K) 150 W/(m·K)
78 Pt Platinum 71.6 W/(m·K) 0.716 W/(cm·K) 71.6 W/(m·K) 72 W/(m·K)
79 Au Gold 318 W/(m·K) 3.17 W/(cm·K) 318 W/(m·K) 320 W/(m·K)
80 Hg Mercury 8.30 W/(m·K) 0.0834 W/(cm·K) 8.30 W/(m·K) 8.3 W/(m·K)
81 T Thallium 46.1 W/(m·K) 0.461 W/(cm·K) 46.1 W/(m·K) 46 W/(m·K)
82 Pb Lead 35.3 W/(m·K) 0.353 W/(cm·K) 35.3 W/(m·K) 35 W/(m·K)
83 Bi Bismuth 7.97 W/(m·K) 0.0787 W/(cm·K) 7.97 W/(m·K) 8 W/(m·K)
84 Po Polonium 0.20 W/(cm·K) 0.2 W/(m·K)
85 At Astatine 1.7 W/(m·K) 1.7 W/(m·K) 2 W/(m·K)
86 Rn Radon 3.61 mW/(m·K) 0.00361 W/(m·K) 0.00361 W/(m·K)
88 Ra Radium 18.6 W/(m·K) 18.6 W/(m·K) 19 W/(m·K)
89 Ac Actinium 12 W/(m·K) 12 W/(m·K) 12 W/(m·K)
90 Th Thorium 54.0 W/(m·K) 0.540 W/(cm·K) 54.0 W/(m·K) 54 W/(m·K)
91 Pa Protactinium 47 W/(m·K) 47 W/(m·K) 47 W/(m·K)
92 U Uranium 27.5 W/(m·K) 0.276 W/(cm·K) 27.5 W/(m·K) 27 W/(m·K)
93 Np Neptunium 6.3 W/(m·K) 0.063 W/(cm·K) 6.3 W/(m·K) 6 W/(m·K)
94 Pu Plutonium 6.74 W/(m·K) 0.0674 W/(cm·K) 6.74 W/(m·K) 6 W/(m·K)
95 Am Americium 10 W/(m·K) 10 W/(m·K) 10 W/(m·K)
97 Bk Berkelium 10 W/(m·K) 10 W/(m·K) 10 W/(m·K)

Notes

  1. ↑ Values refer to 27 °C unless noted.
  2. ↑ Values refer to 300 K and a pressure of 100 kPa (1 bar), or to the saturation vapor pressure if that is less than 100 kPa. The notation (p=0) denotes low pressure limiting values.
  3. ↑ Values refer to 300 K.
  4. ↑ Values refer to 25 °C.

References

  1. ↑ As quoted from various sources in an online version of:
    • Lide, David R., ed (2003). CRC Handbook of Chemistry and Physics (84th ed.). Boca Raton, Florida: CRC Press. 
  2. ↑ As quoted from various sources in an online version of:
    • Lide, David R., ed (2003). CRC Handbook of Chemistry and Physics (84th ed.). Boca Raton, Florida: CRC Press. 
  3. ↑ As quoted from this source in an online version of:
    • Dean, J.A., ed (1999). Lange's Handbook of Chemistry (15th ed.). McGraw-Hill. Table 4.1, Electronic Configuration and Properties of the Elements. 
    • Ho, C.Y.; Powell, R.W.; Liley, P.E. (1974). "Suppl. 1". J. Phys. Chem. Ref. Data 3. 
  4. ↑ As quoted at http://www.webelements.com/ from these sources:
    • Kaye, G.W.C.; Laby, T.H. (1993). Tables of physical and chemical constants (15th ed.). London, UK: Longman. 
    • D.R. Lide, (Ed.) in Chemical Rubber Company handbook of chemistry and physics, CRC Press, Boca Raton, Florida, US, 79th edition, 1998.
    • J.A. Dean (ed) in Lange's Handbook of Chemistry, McGraw-Hill, New York, US, 14th edition, 1992.
    • A.M. James and M.P. Lord in Macmillan's Chemical and Physical Data, Macmillan, London, UK, 1992.

See also



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