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Heat Transfer 23

Table 10-4
Thermal Conductivity of Metals
Btu/hr ft °F
Temp. °F 70 100 200 300 400 500 600 700 800 900 1,000 1,100 1,200 1,300 1,400 1,500
Material
Carbon 30.0 29.9 29.2 28.4 27.6 26.6 25.6 24.6 23.5 22.5 21.4 20.2 19.0 17.6 16.2 15.6
Steel
1
C- / 2 Moly 24.8 25.0 25.2 25.1 24.8 24.3 23.7 23.0 22.2 21.4 20.4 19.5 18.4 16.7 15.3 15.0
Steel
1
1 Cr- / 2 Mo &
1 / 4 Cr- / 2 Mo 21.3 21.5 21.9 22.0 21.9 21.7 21.3 20.8 20.2 19.7 19.1 18.5 17.7 16.5 15.0 14.8
1
1
2- / 4 Cr-1 Mo 20.9 21.0 21.3 21.5 21.5 21.4 21.1 20.7 20.2 19.7 19.1 18.5 18.0 17.2 15.6 15.3
1
5 Cr / 2 Mo 16.9 17.3 18.1 18.7 19.1 19.2 19.2 19.0 18.7 18.4 18.0 17.6 17.1 16.6 16.0 15.8
1
1
7 Cr / 2 Mo 14.1 14.4 15.3 16.0 16.5 16.9 17.1 17.2 17.3 17.2 17.1 16.8 16.6 16.2 15.6 15.5
9 Cr-1 Mo 12.8 13.1 14.0 14.7 15.2 15.6 15.9 16.0 16.1 16.1 16.1 16.0 15.8 15.6 15.2 15.0
3- / 2 Nickel 22.9 23.2 23.8 24.1 23.9 23.4 22.9 22.3 21.6 20.9 20.1 19.2 18.2 16.9 15.5 15.3
1
13 Cr 15.2 15.3 15.5 15.6 15.8 15.8 15.9 15.9 15.9 15.9 15.8 15.6 15.3 15.1 15.0 15.0
15 Cr 14.2 14.2 14.4 14.5 14.6 14.7 14.7 14.8 14.8 14.8 14.8 14.8 14.8 14.8 14.8 14.8
17 Cr 12.6 12.7 12.8 13.0 13.1 13.2 13.3 13.4 13.5 13.6 13.7 13.8 13.9 14.1 14.3 14.5
TP 304 8.6 8.7 9.3 9.8 10.4 10.9 11.3 11.8 12.2 12.7 13.2 13.6 14.0 14.5 14.9 15.3
Stn. Stl.
TP 316 & 7.7 7.9 8.4 9.0 9.5 10.0 10.5 11.0 11.5 12.0 12.4 12.9 13.3 13.8 14.2 14.6
317 Stn. Stl.
TP 321 & 8.1 8.4 8.8 9.4 9.9 10.4 10.9 11.4 11.9 12.3 12.8 13.3 13.7 14.1 14.6 15.0
347 Stn. Stl.
TP 310 7.3 7.5 8.0 8.6 9.1 9.6 10.1 10.6 11.1 11.6 12.1 12.6 13.1 13.6 14.1 14.5
Stn. Stl.
Nickel 200 38.8 37.2 35.4 34.1 32.5 31.8 32.5 33.1 33.8
Ni-Cu Alloy 12.6 12.9 13.9 15.0 16.1 17.0 17.9 18.9 19.8 20.9 22.0
400
Ni-Cr-Fe 8.6 8.7 9.1 9.6 10.1 10.6 11.1 11.6 12.1 12.6 13.2 13.8 14.3 14.9 15.5 16.0
Alloy 600
Ni-Fe-Cr 6.7 6.8 7.4 8.0 8.6 9.1 9.6 10.1 10.6 11.1 11.6 12.1 12.7 13.2 13.8 14.5
Alloy 800
Ni-Fe-Cr-Mo- 7.1 7.6 8.1 8.6 9.1 9.6 10.0 10.4 10.9 11.4 11.8 12.4 12.9 13.6
Cu Alloy 825
Ni-Mo 6.1 6.4 6.7 7.0 7.4 7.7 8.2 8.7 9.3 10.0 10.7
Alloy B
Ni-Mo-Cr 5.9 6.4 7.0 7.5 8.1 8.7 9.2 9.8 10.4 11.0 11.5 12.1 13.2
Alloy C-276
Aluminum 102.3 102.8 104.2 105.2 106.1
Alloy 3003
Aluminum 96.1 96.9 99.0 100.6 101.9
Alloy 6061
Titanium 12.7 12.5 12.0 11.7 11.5 11.3 11.2 11.1 11.2 11.3 11.4 11.6
Admiralty 70.0 75.0 79.0 84.0 89.0
Naval Brass 71.0 74.0 77.0 80.0 83.0
Copper 225.0 225.0 224.0 224.0 223.0
90-10 Cu-Ni 30.0 31.0 34.0 37.0 42.0 47.0 49.0 51.0 53.0
70-30 Cu-Ni 18.0 19.0 21.0 23.0 25.0 27.0 30.0 33.0 37.0
Muntz 71.0
Zirconium 12.0
Cr-Mo 11.3
Alloy
XM-27
Cr-Ni-Fe-Mo- 7.6
Cu-Cb
(Alloy 20Cb)
Ni-Cr- 5.67 5.83 6.25 7.25 8.17 9.08 10.08 11.0 12.0
Mo-Cb
(Alloy 625)
References: A.I.M.E. Tech. Publications Nos. 291, 360 & 648 Babcock & Wilcox Co. Cabot-Stellite
ASME Sect. VIII, Div. 2, 1986 Edition Teledyne Wah Chang Albany American Brass Co. Carpenter Technology
Huntington Alloy Inc. Bul. #15M1-76T-42. Trans. A.S.S.T. Vol. 21 pp. 1061—1078 Airco, Inc. International Nickel Co.
th
(Used by permission: Standards of Tubular Exchanger Manufacturers Association, 7 Ed., Table D-12, © 1988 and 1991. All rights reserved.)
Errata Note: k BTU/(hr)(ft)(°Ft).