http://www.simetric.co.uk/si_hij.htm
joules 9.48E-04 Btu
joules 10000000 ergs
joules 0.7376 foot-pounds
joules 0.0002389 kg-calories
joules 0.102 kg-metres
joules 0.0002778 watt-hrs
horsepower 42.44 Btu/min
horsepower 33000 foot-lbs/min
horsepower 550 foot-lbs/sec
horsepower (metric) 0.9863 horsepower
horsepower 10.68 kg-calories/min
horsepower 0.7457 kilowatts
horsepower (boiler) 33479 Btu/hr
horsepower (boiler) 9809.5 watts
horsepower (metric) 735.4988 watts
horsepower (electric) 746 watts
horsepower see tables cc and cu.in. (approx)
horsepower (UK) 745.7 watts
horsepower (water) 746.043 watts
horsepower-hrs 2547 Btu
horsepower-hrs 2.68E+13 ergs
horsepower-hrs 1980000 foot-lbs
horsepower-hrs 641190 gram-calories
horsepower-hrs 2684000 joules
horsepower-hrs 641.1 kg-calories
horsepower-hrs 273700 kg-metres
horsepower-hrs 0.7457 kilowatt-hrs
To obtain joules when watt-hours are known, multiply by 3,600. To obtain watt-hours when joules are known, multiply by 2.778 x 10 to the power of 4.
These units multiplied by ...... ..this factor will... ..convert to these units.
Btu 1.06E+10 ergs
Btu 778.3 foot-lbs
Btu 252 gram-calories
Btu 0.0003931 horsepower-hrs
Btu (39 F) 1059.67 joules (J)
Btu (59 F) 1054.8 joules
Btu (60 F) 1054.68 joules
Btu (international table) 1055.056 joules
Btu (thermochemical) 1054.35 joules
Btu 0.252 kilogram-calories
Btu 107.5 kilogram-metres
Btu 0.0002928 kilowatt-hrs
Btu /hr 0.2162 foot-pounds/sec
Btu /hr 0.07 gram-cal/sec
Btu /hr 0.0003929 horsepower-hrs
Btu (int)/hr 0.2930711 watts
Btu (thermo)/hr 0.2928751 watts
Btu /min 12.96 foot-lbs/sec
Btu /min 0.02356 horsepower
Btu /min 0.01757 kilowatts
Btu(thermo)/min 17.5725 watts
Btu (int)/sec 1055.056 watts
Btu (thermo)/sec 1054.35 watts
Btu (thermo) /sq. ft. min 189.1489 watts /sq. metre
Btu (int) /sq. ft. sec 11356.53 watts /sq. metre
Btu (thermo) /sq. ft. sec 11348.93 watts /sq. metre
Btu (thermo) /sq. in. sec 1.63E+06 watts /sq. metre
Btu (int) ft./hr sq.ft. F 1.730735 watt per metre kelvin
Btu (thermo) ft./hr sq.ft. F 1.729577 watt per metre kelvin
Btu (int) in /hr sq.ft. F 0.1442279 watt per metre kelvin
Btu (thermo) in./hr sq.ft. F 0.1441314 watt per metre kelvin
Btu (int) in /sec sq.ft. F 519.2204 watt per metre kelvin
Btu (thermo) in./hr sq.ft. F 518.8732 watt per metre kelvin
Btu (int) per cu. ft. 37258.95 joule per cu. metre
Btu (thermo) per cu. ft. 37234.03 joule per cu. metre
Btu (int) per F 1899.101 joule per kelvin
Btu (thermo) per F 1897.83 joule per kelvin
Btu (int) per Rankine 1899.101 joule per kelvin
Btu (thermo) per R 1897.83 joule per kelvin
Btu (int /cu.ft. F 67066.07 joule per cu. metre kelvin
Btu (int) /hr sq.ft. F 5.678263 watt per sq. metre kelvin
Btu (thermo) /hr sq.ft. F 5.674466 watt per sq. metre kelvin
Btu (int) /sec sq.ft. F 20441.75 watt per sq. metre kelvin
Btu (thermo) /sec sq.ft. F 20428.08 watt per sq. metre kelvin
Btu (int) /lb 2326 joule per kg.
Btu (thermo) /lb 2324.444 joule per kg.
Btu (int) /lb 0.64616 watts per kilogram
Btu (int) /lb 0.55498 kilocalorie per kilogram
Btu (int) /lb. F 4186.8 joul per kg kelvin
Btu (thermo) /lb. F 4184 joul per kg kelvin
Btu (int) /lb. Rankine 4186.8 joul per kg kelvin
Btu (thermo) /lb. R 4184 joul per kg kelvin
Btu (int) /sq. ft 11356.53 joul per sq. metre
Btu (thermo) /sq. ft. 11348.93 joul per sq. metre
Btu (int) /sq. ft. hr 3.154591 watt per sq. metre
Btu (thermo) /sq. ft. hr 3.152481 watt per sq. metre
~~~~ ~~~~ ~~~~
calorie, gram (mean) 0.00396832 Btu (mean)
~~~~ ~~~~ ~~~~
ergs 9.48E-11 Btu
ergs/sec 5.69E-06 Btu/min
~~~~ ~~~~ ~~~~
foot-pounds 0.001286 Btu
foot-pounds/min 0.001286 Btu/min
foot-pounds/sec 4.6263 Btu/hr
foot-pounds/sec 0.07717 Btu/min
~~~~ ~~~~ ~~~~
gram-calories 0.0039683 Btu
gram-calories/sec 14.286 Btu/hr
gram-calories 9.30E-08 Btu
~~~~ ~~~~ ~~~~
horsepower 42.44 Btu/min
horsepower (boiler) 33479 Btu/hr
horsepower-hrs 2547 Btu
~~~~ ~~~~ ~~~~
joules 9.48E-04 Btu
~~~~ ~~~~ ~~~~
kilogram-calories 3.968 Btu
kilogram-metres 9.29E-03 Btu
kilowatts 56.92 Btu/min
kilowatt-hrs 3413 Btu
~~~~ ~~~~ ~~~~
tons refrigeration 12000 Btu per hour
~~~~ ~~~~ ~~~~
watts 3.4129 Btu/hr
watts 0.05688 Btu/min
watts (absolute) 0.056884 Btu (mean)/min
watt-hours 3.413 Btu
These units multiplied by ...... ..this factor will... ..convert to these units