Area

mm² to ft² conversion

Convert square millimetre (mm²) to square foot (ft²). Area sets heat-transfer surface, flow cross-sections, and footprints, in m² or ft².

1 mm² = 1.0764e-5 ft²

Formula

To convert square millimetre to square foot, multiply the mm² value by 1.0764e-5. To go the other way, divide by 1.0764e-5 (or multiply by 92903.04).

mm² to ft² conversion table

mm²ft²
11.0764e-5
22.1528e-5
55.382e-5
100.0001076391
250.0002690978
500.0005381955
1000.001076391
2500.002690978
5000.005381955
10000.01076391

Used in practice

Exchanger surface is quoted in m² or ft²; orifice and nozzle areas in mm² or in².

Flow area scales with the square of diameter, so doubling a pipe's bore quadruples its area.

Worked example. A area of 1e+7 mm² is 107.6391 ft².

Frequently asked questions

How do you convert square millimetre to square foot?

Multiply the value in mm² by 1.0764e-5 to get ft². For example, 10 mm² = 0.0001076391 ft².

What is 1 mm² in ft²?

1 mm² equals 1.0764e-5 ft².

Where is this conversion used?

Exchanger surface is quoted in m² or ft²; orifice and nozzle areas in mm² or in².

More area conversions

Related calculators