Thermal conductivities of the elements

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 As quoted from various sources in an online version of: As quoted from various sources in an online version of: As quoted from this source in an online version of:

As quoted at http://www.webelements.com/ from these sources:

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. 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) 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) 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) 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

References

See also List of thermal conductivities