Skip to content

BTU per hour-square foot to watts per square meter

Convert BTU per hour-square foot to watts per square meter, with the math shown step by step.

Favorite
Watts per square meter
163.09 W/m²

51.7 BTU/(h·ft²) = 163.09 W/m²

Also equals

How it works

W/m² = BTU/(h·ft²) × 3.15459075

One BTU per hour-square foot is about 3.15459075 watts per square meter, so multiplying by 3.15459075 turns BTU per hour-square foot into watts per square meter. For example, 300 BTU/(h·ft²) is about 946.4 W/m².

  1. Multiply by 3.15459075 51.7 × 3.15459075 = 163.09 W/m²

Nearby values

BTU per hour-square foot Watts per square meter Kilocalories per hour-square meter Kilowatts per square meter
21.7 BTU/(h·ft²) 68.45 W/m² 58.9 0.07
31.7 BTU/(h·ft²) 100 W/m² 86.04 0.1
41.7 BTU/(h·ft²) 131.55 W/m² 113.19 0.13
51.7 BTU/(h·ft²) 163.09 W/m² 140.33 0.16
61.7 BTU/(h·ft²) 194.64 W/m² 167.47 0.19
71.7 BTU/(h·ft²) 226.18 W/m² 194.61 0.23
81.7 BTU/(h·ft²) 257.73 W/m² 221.76 0.26

Printed from rocketcalc.io/heat-flux/btu-per-h-ft2-to-w-per-m2/51.7