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Heat flux

kilocalorie per hour square meter to BTU per hour square foot converter

Convert kilocalorie per hour square meter to BTU per hour square foot in the Heat flux family. See a sample calculation, unit definitions, and the interactive converter.

Example conversion: 1 kcal-h-m2

0.3686690579 BTU per hour square foot

This example is calculated from the same unit registry used by the interactive converter.

Formula and unit definitions

Convert heat-transfer rate per unit area.

target value = source value × source factor ÷ target factor

Source unit: kilocalorie per hour square meter (kcal-h-m2), factor 1.163, offset 0.

Target unit: BTU per hour square foot (Btu-h-ft2), factor 3.15459075, offset 0.

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Important note

The calculation is performed locally from the listed unit definitions. Display results are rounded for readability; high-precision and regulated work should use the governing standard and appropriate significant figures.

For high-precision, regulated or safety-critical use, check the underlying standard and its required precision. Historical and approximate units are identified in their names or family descriptions.

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