Heat-flux-density Converter
Adjust the numbers below — results update instantly
watt per square meter (W/m²)
watt per square centimeter (W/cm²)
watt per square inch (W/in²)
kilowatt per square meter (kW/m²)
Btu (IT) per hour per square foot (Btu/h·ft²)
Btu (TH) per hour per square foot (Btu(th)/h·ft²)
kilocalorie (IT) per hour per square meter (kcal/h·m²)
kilocalorie (IT) per hour per square foot (kcal/h·ft²)
calorie (IT) per second per square centimeter (cal/s·cm²)
calorie (IT) per minute per square centimeter (cal/min·cm²)
calorie (IT) per hour per square centimeter (cal/h·cm²)
calorie (th) per second per square centimeter (cal(th)/s·cm²)
calorie (th) per minute per square centimeter (cal(th)/min·cm²)
calorie (th) per hour per square centimeter (cal(th)/h·cm²)
joule per second per square meter (J/s·m²)
horsepower per square foot (hp/ft²)
metric horsepower per square foot (hp(m)/ft²)
foot-pound per minute per square foot (ft·lb/min·ft²)
Btu (IT) per second per square foot (Btu/s·ft²)
Btu (IT) per minute per square foot (Btu/min·ft²)
Btu (TH) per second per square inch (Btu(th)/s·in²)
Btu (TH) per second per square foot (Btu(th)/s·ft²)
Btu (TH) per minute per square foot (Btu(th)/min·ft²)
CHU per hour per square foot (CHU/h·ft²)
erg per hour per square millimeter (erg/h·mm²)
dyne-hour per centimeter (dyn·h/cm)
watt per square meter (W/m²) (1)
watt per square centimeter (W/cm²) (0.0001)
watt per square inch (W/in²) (0.000645)
kilowatt per square meter (kW/m²) (0.001)
Btu (IT) per hour per square foot (Btu/h·ft²) (0.316998)
Btu (TH) per hour per square foot (Btu(th)/h·ft²) (0.31721)
kilocalorie (IT) per hour per square meter (kcal/h·m²) (0.859845)
kilocalorie (IT) per hour per square foot (kcal/h·ft²) (0.079882)
calorie (IT) per second per square centimeter (cal/s·cm²) (0.000024)
calorie (IT) per minute per square centimeter (cal/min·cm²) (0.001433)
calorie (IT) per hour per square centimeter (cal/h·cm²) (0.085985)
calorie (th) per second per square centimeter (cal(th)/s·cm²) (0.000024)
calorie (th) per minute per square centimeter (cal(th)/min·cm²) (0.001434)
calorie (th) per hour per square centimeter (cal(th)/h·cm²) (0.086042)
joule per second per square meter (J/s·m²) (1)
horsepower per square foot (hp/ft²) (0.000125)
metric horsepower per square foot (hp(m)/ft²) (0.000126)
foot-pound per minute per square foot (ft·lb/min·ft²) (4.111306)
Btu (IT) per second per square foot (Btu/s·ft²) (0.000088)
Btu (IT) per minute per square foot (Btu/min·ft²) (0.005283)
Btu (TH) per second per square inch (Btu(th)/s·in²) (6.119029e-7)
Btu (TH) per second per square foot (Btu(th)/s·ft²) (0.000088)
Btu (TH) per minute per square foot (Btu(th)/min·ft²) (0.005287)
CHU per hour per square foot (CHU/h·ft²) (0.17611)
erg per hour per square millimeter (erg/h·mm²) (35999.9712)
dyne-hour per centimeter (dyn·h/cm) (3600000)
Result: 1 W/m² = 0.0001 W/cm²
1W/m² × (1 / 10000) = 0.0001W/cm²
Full list of Heat-flux-density units with conversion links and formulas
Watt per square meter [W/m²] is the base unit for Heat-flux-density.
- 1 watt per square centimeter [W/cm²] = 10000 watt per square meter [W/m²]
- 1 watt per square inch [W/in²] = 1550.0031012075 watt per square meter [W/m²]
- 1 kilowatt per square meter [kW/m²] = 1000 watt per square meter [W/m²]
- 1 Btu (IT) per hour per square foot [Btu/h·ft²] = 3.1545907451 watt per square meter [W/m²]
- 1 Btu (TH) per hour per square foot [Btu(th)/h·ft²] = 3.1524810541 watt per square meter [W/m²]
- 1 kilocalorie (IT) per hour per square meter [kcal/h·m²] = 1.1629999999 watt per square meter [W/m²]
- 1 kilocalorie (IT) per hour per square foot [kcal/h·ft²] = 12.5184278205 watt per square meter [W/m²]
- 1 calorie (IT) per second per square centimeter [cal/s·cm²] = 41868.00000482 watt per square meter [W/m²]
- 1 calorie (IT) per minute per square centimeter [cal/min·cm²] = 697.8000000803 watt per square meter [W/m²]
- 1 calorie (IT) per hour per square centimeter [cal/h·cm²] = 11.6300000008 watt per square meter [W/m²]
- 1 calorie (th) per second per square centimeter [cal(th)/s·cm²] = 41839.999999942 watt per square meter [W/m²]
- 1 calorie (th) per minute per square centimeter [cal(th)/min·cm²] = 697.3333333314 watt per square meter [W/m²]
- 1 calorie (th) per hour per square centimeter [cal(th)/h·cm²] = 11.6222222222 watt per square meter [W/m²]
- 1 horsepower per square foot [hp/ft²] = 8026.6466174305 watt per square meter [W/m²]
- 1 metric horsepower per square foot [hp(m)/ft²] = 7916.8426564296 watt per square meter [W/m²]
- 1 foot-pound per minute per square foot [ft·lb/min·ft²] = 0.2432317156 watt per square meter [W/m²]
- 1 Btu (IT) per second per square foot [Btu/s·ft²] = 11356.526682221 watt per square meter [W/m²]
- 1 Btu (IT) per minute per square foot [Btu/min·ft²] = 189.2754465477 watt per square meter [W/m²]
- 1 Btu (TH) per second per square inch [Btu(th)/s·in²] = 1634246.1784508 watt per square meter [W/m²]
- 1 Btu (TH) per second per square foot [Btu(th)/s·ft²] = 11348.93179479 watt per square meter [W/m²]
- 1 Btu (TH) per minute per square foot [Btu(th)/min·ft²] = 189.1488632466 watt per square meter [W/m²]
- 1 CHU per hour per square foot [CHU/h·ft²] = 5.6782633986 watt per square meter [W/m²]
- 1 erg per hour per square millimeter [erg/h·mm²] = 0.0000277778 watt per square meter [W/m²]
- 1 dyne-hour per centimeter [dyn·h/cm] = 2.7777777777778e-7 watt per square meter [W/m²]