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Conversion Factors for Units of Thermal Conductivity

British Units Metric Units
Watt per centimetre degree C[W/cm2
(deg C/cm)]		 Calorie per centimetre second degree C[cal/cm2s (deg C/cm)] Thousand Kilocalories per metre hour degree C[103 kcal/m2hr
(deg C/m)]		 Thousand BTh U per foot hour degree F [103 BTh U/ft2 hr
(deg F/ft)]		 Thousand BTh U inch per square foot hour degree F [103 BTh U/ft2 hr
(deg F/in)]
1 Watt per centimetre degree C[W/cm2
(deg C/cm)]		 1 0.238 846 0.085 985 0.057 779 0.693 35
 
1 Calorie per centimetre second degree C[cal/cm2s (deg C/cm)] 4.186 8 1 0.36 0.241 909 2.902 91
 
1 Thousand Kilocalories per metre hour degree C[103 kcal/m2hr
(deg C/m)]		 11.63 2.777 78 1 0.671 97 8.063 6
 
1 Thousand BTh U per foot hour degree F[103 BTh U/ft2 hr
(deg F/ft)]		 17.3073 4.133 79 1.488 16 1 12
 
1 Thousand BTh U inch per square foot hour degree F [103 BTh U/ft2 hr
(deg F/in)]		 1.442 28 0.344 482 0.124 014 0.083 333 1