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Thermal Conductivity Navigation

By Name

By Symbol

By Number

Element

Thermal Conductivity

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Notes

Platinum

solid

2045 K

100.4 W/(m K)

extrapolated

2000 K

 99.4 W/(m K)

extrapolated

1900 K

 97.8 W/(m K)

1800 K

 96.1 W/(m K)

1700 K

 94.2 W/(m K)

1600 K

 91.9 W/(m K)

1500 K

 89.5 W/(m K)

1400 K

 87.1 W/(m K)

1300 K

 84.8 W/(m K)

1200 K

 82.6 W/(m K)

1100 K

 80.6 W/(m K)

1000 K

 78.7 W/(m K)

900 K

 77.1 W/(m K)

800 K

 75.6 W/(m K)

700 K

 74.3 W/(m K)

600 K

 73.2 W/(m K)

500 K

 72.3 W/(m K)

400 K

 71.8 W/(m K)

350 K

 71.7 W/(m K)

300 K

 71.6 W/(m K)

298.2 K

 71.6 W/(m K)

273.2 K

 71.7 W/(m K)

250 K

 71.8 W/(m K)

200 K

 72.6 W/(m K)

150 K

 74.0 W/(m K)

90 K

 78.9 W/(m K)

80 K

 81.5 W/(m K)

70 K

 86.2 W/(m K)

60 K

 94.7 W/(m K)

50 K

109 W/(m K)  

40 K

139 W/(m K)  

20 K

495 W/(m K)  

18 K

612 W/(m K)  

16 K

759 W/(m K)  

14 K

930 W/(m K)  

12 K

10.9×102 W/(m K)

10 K

12.3×102 W/(m K)

9 K

12.8×102 W/(m K)

8 K

12.9×102 W/(m K)

7 K

12.6×102 W/(m K)

6 K

11.8×102 W/(m K)

5 K

10.5×102 W/(m K)

4 K

8.8×102 W/(m K)

3 K

679 W/(m K)  

2 K

460 W/(m K)  

1 K

231 W/(m K)  

Plutonium

solid

350 K, polycrystalline

7.90 W/(m K)

323.2 K, polycrystalline

7.26 W/(m K)

300 K, polycrystalline

6.74 W/(m K)

298.2 K, polycrystalline

6.70 W/(m K)

273.2 K, polycrystalline

6.16 W/(m K)

250 K, polycrystalline

5.68 W/(m K)

223.2 K, polycrystalline

5.16 W/(m K)

200 K, polycrystalline

4.76 W/(m K)

173.2 K, polycrystalline

4.32 W/(m K)

150 K, polycrystalline

3.99 W/(m K)

123.2 K, polycrystalline

3.61 W/(m K)

100 K, polycrystalline

3.32 W/(m K)

90 K, polycrystalline

3.18 W/(m K)

80 K, polycrystalline

3.06 W/(m K)

Polonium

solid, 300 K

20 W/(m K)

calculated provisional value

Potassium

liquid

2450 K

  0.08 W/(m K)

extrapolated, interpolated, or estimated

2400 K

  1.00 W/(m K)

extrapolated, interpolated, or estimated

2300 K

  2.90 W/(m K)

extrapolated, interpolated, or estimated

2200 K

  4.90 W/(m K)

extrapolated, interpolated, or estimated

2100 K

  6.80 W/(m K)

extrapolated, interpolated, or estimated

2000 K

  8.80 W/(m K)

extrapolated, interpolated, or estimated

1900 K

 10.8 W/(m K) 

extrapolated, interpolated, or estimated

1800 K

 12.8 W/(m K) 

extrapolated, interpolated, or estimated

1700 K

 14.9 W/(m K) 

extrapolated, interpolated, or estimated

1600 K

 17.0 W/(m K) 

extrapolated, interpolated, or estimated

1500 K

 19.2 W/(m K) 

extrapolated, interpolated, or estimated

1400 K

 21.5 W/(m K) 

1300 K

 23.9 W/(m K) 

1200 K

 26.3 W/(m K) 

1100 K

 28.7 W/(m K) 

1000 K

 31.3 W/(m K) 

900 K

 34.0 W/(m K) 

800 K

 37.1 W/(m K) 

700 K

 40.4 W/(m K) 

600 K

 43.9 W/(m K) 

500 K

 47.9 W/(m K) 

400 K

 52.0 W/(m K) 

350 K

 54.2 W/(m K) 

336.8 K

 54.8 W/(m K) 

solid

336.8 K

 98.5 W/(m K) 

300 K

102.4 W/(m K) 

298.2 K

102.5 W/(m K) 

273.2 K

103.6 W/(m K) 

extrapolated, interpolated, or estimated

250 K

104.0 W/(m K) 

extrapolated, interpolated, or estimated

200 K

104.3 W/(m K) 

extrapolated, interpolated, or estimated

150 K

105.0 W/(m K) 

extrapolated, interpolated, or estimated

100 K

107.0 W/(m K) 

extrapolated, interpolated, or estimated

80 K

108 W/(m K)   

60 K

110 W/(m K)   

40 K

115 W/(m K)   

20 K

167 W/(m K)   

18 K

191 W/(m K)   

16 K

226 W/(m K)   

14 K

274 W/(m K)   

12 K

347 W/(m K)   

10 K

458 W/(m K)   

9 K

542 W/(m K)   

8 K

662 W/(m K)   

7 K

833 W/(m K)   

6 K

10.8×102 W/(m K)

5 K

14.4×102 W/(m K)

4 K

19.1×102 W/(m K)

3 K

22.1×102 W/(m K)

2 K

20.4×102 W/(m K)

extrapolated, interpolated, or estimated

1 K

11.9×102 W/(m K)

extrapolated, interpolated, or estimated

Praseodymium

solid

1000 K, polycrystalline

21.6 W/(m K) 

extrapolated

973.2 K, polycrystalline

21.2 W/(m K) 

extrapolated

900 K, polycrystalline

20.0 W/(m K) 

extrapolated

873.2 K, polycrystalline

19.6 W/(m K) 

extrapolated

800 K, polycrystalline

18.4 W/(m K) 

extrapolated

773.2 K, polycrystalline

18.0 W/(m K) 

extrapolated

700 K, polycrystalline

16.9 W/(m K) 

extrapolated

673.2 K, polycrystalline

16.6 W/(m K) 

extrapolated

600 K, polycrystalline

15.7 W/(m K) 

extrapolated

573.2 K, polycrystalline

15.4 W/(m K) 

extrapolated

500 K, polycrystalline

14.7 W/(m K) 

extrapolated

473.2 K, polycrystalline

14.4 W/(m K) 

extrapolated

400 K, polycrystalline

13.6 W/(m K) 

extrapolated

373.2 K, polycrystalline

13.4 W/(m K) 

350 K, polycrystalline

13.2 W/(m K) 

323.2 K, polycrystalline

12.8 W/(m K) 

300 K, polycrystalline

12.5 W/(m K) 

298.2 K, polycrystalline

12.5 W/(m K) 

273.2 K, polycrystalline

12.0 W/(m K) 

250 K, polycrystalline

11.6 W/(m K) 

223.2 K, polycrystalline

11.0 W/(m K) 

200 K, polycrystalline

10.6 W/(m K) 

173.2 K, polycrystalline

 9.87 W/(m K)

150 K, polycrystalline

 9.26 W/(m K)

123.2 K, polycrystalline

 8.44 W/(m K)

100 K, polycrystalline

 7.69 W/(m K)

90 K, polycrystalline

 7.32 W/(m K)

80 K, polycrystalline

 6.92 W/(m K)

extrapolated

Promethium

liquid

2253 K

22.9 W/(m K)

estimated

2200 K

22.6 W/(m K)

estimated

2173.2 K

22.5 W/(m K)

estimated

2073.2 K

21.2 W/(m K)

estimated

2000 K

21.4 W/(m K)

estimated

1973.2 K

21.2 W/(m K)

estimated

1900 K

20.8 W/(m K)

estimated

1873.2 K

20.6 W/(m K)

estimated

1800 K

20.2 W/(m K)

estimated

1773.2 K

20.0 W/(m K)

estimated

1700 K

19.6 W/(m K)

estimated

1673.2 K

19.4 W/(m K)

estimated

1600 K

19.0 W/(m K)

estimated

1573.2 K

18.8 W/(m K)

estimated

1500 K

18.4 W/(m K)

estimated

1473.2 K

18.2 W/(m K)

estimated

1400 K

17.8 W/(m K)

estimated

1373.2 K

17.7 W/(m K)

estimated

1353 K

17.5 W/(m K)

estimated

solid

1353 K, polycrystalline

23.0 W/(m K)

estimated

1300 K, polycrystalline

22.3 W/(m K)

estimated

1273.2 K, polycrystalline

22.0 W/(m K)

estimated

1200 K, polycrystalline

21.4 W/(m K)

estimated

1173.2 K, polycrystalline

22.1 W/(m K)

estimated

1100 K, polycrystalline

21.5 W/(m K)

estimated

1073.2 K, polycrystalline

21.3 W/(m K)

estimated

1000 K, polycrystalline

20.7 W/(m K)

estimated

973.2 K, polycrystalline

20.5 W/(m K)

estimated

900 K, polycrystalline

20.1 W/(m K)

estimated

873.2 K, polycrystalline

19.8 W/(m K)

estimated

800 K, polycrystalline

19.5 W/(m K)

estimated

773.2 K, polycrystalline

19.4 W/(m K)

estimated

700 K, polycrystalline

19.1 W/(m K)

estimated

673.2 K, polycrystalline

19.0 W/(m K)

estimated

600 K, polycrystalline

18.7 W/(m K)

estimated

573.2 K, polycrystalline

18.6 W/(m K)

estimated

500 K, polycrystalline

18.5 W/(m K)

estimated

473.2 K, polycrystalline

18.5 W/(m K)

estimated

400 K, polycrystalline

18.4 W/(m K)

estimated

373.2 K, polycrystalline

18.4 W/(m K)

estimated

350 K, polycrystalline

18.2 W/(m K)

estimated

323.2 K, polycrystalline

18.1 W/(m K)

estimated

300 K, polycrystalline

17.9 W/(m K)

estimated

Protactinium

solid

300 K

46.6 W/(m K)

provisional value

250 K

45.7 W/(m K)

provisional value

10 K

14.0 W/(m K)

provisional value

4.2 K

 6.2 W/(m K)

provisional value

Radium

solid, 293 K

18.6 W/(m K)

provisional value

Radon

gas

1000 K, 1 atm

0.01042 W/(m K)

extrapolated or estimated

800 K, 1 atm

0.00874 W/(m K)

extrapolated or estimated

600 K, 1 atm

0.00690 W/(m K)

extrapolated or estimated

400 K, 1 atm

0.00480 W/(m K)

extrapolated or estimated

350 K, 1 atm

0.00422 W/(m K)

extrapolated or estimated

300 K, 1 atm

0.00364 W/(m K)

extrapolated or estimated

290 K, 1 atm

0.00351 W/(m K)

extrapolated or estimated

280 K, 1 atm

0.00339 W/(m K)

extrapolated or estimated

270 K, 1 atm

0.00327 W/(m K)

extrapolated or estimated

250 K, 1 atm

0.00303 W/(m K)

extrapolated or estimated

saturated vapor

377 K

0.0138 W/(m K) 

extrapolated or estimated, pseudo-critical value

370 K

0.0089 W/(m K) 

extrapolated or estimated

360 K

0.0073 W/(m K) 

extrapolated or estimated

350 K

0.0065 W/(m K) 

extrapolated or estimated

330 K

0.0055 W/(m K) 

extrapolated or estimated

320 K

0.0051 W/(m K) 

extrapolated or estimated

310 K

0.0047 W/(m K) 

extrapolated or estimated

300 K

0.0045 W/(m K) 

extrapolated or estimated

290 K

0.0042 W/(m K) 

extrapolated or estimated

280 K

0.0040 W/(m K) 

extrapolated or estimated

270 K

0.0038 W/(m K) 

extrapolated or estimated

260 K

0.0035 W/(m K) 

extrapolated or estimated

250 K

0.0034 W/(m K) 

extrapolated or estimated

240 K

0.0032 W/(m K) 

extrapolated or estimated

230 K

0.0030 W/(m K) 

extrapolated or estimated

220 K

0.0028 W/(m K) 

extrapolated or estimated

saturated liquid

377 K

0.0138 W/(m K) 

extrapolated or estimated, pseudo-critical value

370 K

0.0213 W/(m K) 

extrapolated or estimated

360 K

0.0249 W/(m K) 

extrapolated or estimated

350 K

0.0278 W/(m K) 

extrapolated or estimated

340 K

0.0305 W/(m K) 

extrapolated or estimated

330 K

0.0330 W/(m K) 

extrapolated or estimated

320 K

0.0353 W/(m K) 

extrapolated or estimated

310 K

0.0375 W/(m K) 

extrapolated or estimated

300 K

0.0396 W/(m K) 

extrapolated or estimated

290 K

0.0417 W/(m K) 

extrapolated or estimated

280 K

0.0437 W/(m K) 

extrapolated or estimated

270 K

0.0456 W/(m K) 

extrapolated or estimated

260 K

0.0477 W/(m K) 

extrapolated or estimated

250 K

0.0498 W/(m K) 

extrapolated or estimated

240 K

0.0518 W/(m K) 

extrapolated or estimated

230 K

0.0540 W/(m K) 

extrapolated or estimated

220 K

0.0562 W/(m K) 

extrapolated or estimated

210 K

0.0586 W/(m K) 

extrapolated or estimated

Reference    (Click the button next to a value above to see complete citation information for that entry)

Ho, C. Y., R. W. Powell, and P. E. Liley. "Thermal Conductivity of the Elements: A Comprehensive Review." Journal of Physical and Chemical Reference Data, volume 3, supplement 1, 1974, pp. I–1 to I–796.