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Heat Density Converter

Convert energy per unit area — J/m², langleys, BTU/ft² and more.

Result

11.35652668kJ/m²

1 BTU (IT) per square foot = 11.35652668 Kilojoule per square meter

1 BTU/ft² in every unit
Joule per square meter11,356.52668 J/m²
Kilojoule per square meter11.35652668 kJ/m²
Megajoule per square meter0.01135652668 MJ/m²
Joule per square centimeter1.135652668 J/cm²
Langley (cal_th/cm²)0.271427502 Ly
BTU (IT) per square foot1 BTU/ft²
Kilocalorie (IT) per square meter2.712459798 kcal/m²
Watt-hour per square meter3.154590745 Wh/m²
Kilowatt-hour per square meter0.003154590745 kWh/m²

Show the work

  1. Find the conversion factor from BTU (IT) per square foot to Kilojoule per square meter

    1 BTU/ft² = 11,356.52668 J/m² · 1 kJ/m² = 1,000 J/m²

    factor = 11,356.52668 ÷ 1,000 = 11.35652668 kJ/m² per BTU/ft²

  2. Multiply by the factor: BTU/ft² cancels, leaving kJ/m²

    kJ/m² = BTU/ft² × (kJ/m² per BTU/ft²)

    1 BTU/ft² × 11.35652668 kJ/m² per BTU/ft² = 11.35652668 kJ/m²

How it works

1 BTU/ft² = 11.35652668 kJ/m², so kJ/m² = BTU/ft² × 11.35652668

BTU (IT) per square foot to Kilojoule per square meter table

BTU (IT) per square footKilojoule per square meter
1 BTU/ft²11.35652668 kJ/m²
2 BTU/ft²22.71305336 kJ/m²
5 BTU/ft²56.78263341 kJ/m²
10 BTU/ft²113.5652668 kJ/m²
20 BTU/ft²227.1305336 kJ/m²
50 BTU/ft²567.8263341 kJ/m²
100 BTU/ft²1,135.652668 kJ/m²
1,000 BTU/ft²11,356.52668 kJ/m²

Questions

How do I convert BTU (IT) per square foot to kilojoule per square meter?
Multiply by 11.35652668. For example, 10 BTU/ft² = 113.5652668 kJ/m².
Which units does the heat density converter support?
Joule per square meter (J/m²), Kilojoule per square meter (kJ/m²), Megajoule per square meter (MJ/m²), Joule per square centimeter (J/cm²), Langley (cal_th/cm²) (Ly), BTU (IT) per square foot (BTU/ft²), Kilocalorie (IT) per square meter (kcal/m²), Watt-hour per square meter (Wh/m²), Kilowatt-hour per square meter (kWh/m²).

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