Volumetric flow rate.
Cubic foot per Years to Cubic inches per Fortnight Converter — ft3/yr to in3/fn
Convert Cubic foot per Years (ft3/yr) to Cubic inch per Fortnight (in3/fn) using the exact conversion factor (1 cubic foot per years = 66.23544631 cubic inch per fortnight). See the formula, worked examples, and conversion table.
Cubic foot per Years to Cubic inches per Fortnight converter
Converter
Flow Rate Converter
Convert volumetric flow rates across metric, US, imperial, industrial, and scientific units.
Context values
Some unit families need one extra value for a physically accurate result.
Volumetric flow rate.
Result = input x 8.97325147e-10 / 1.35475066e-11.
Flow rate uses cubic meters per second as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Cubic foot per Years to Cubic inches per Fortnight
Cubic foot per Years and Cubic inch per Fortnight both measure volumetric flow rate — how much volume passes a point over time — used to size pipes and pumps, monitor river or stream discharge, control industrial processes, and set medical infusion rates. Both are volumetric flow rate units.
Formula
cubic inches per fortnight = cubic foot per years × 66.2354463131
This factor comes from each unit's defined relationship to the category's base unit: 1 cubic foot per years equals 8.973251e-10 base units, and 1 cubic inch per fortnight equals 1.354751e-11 base units, so dividing one by the other gives the direct cubic foot per years-to-cubic inch per fortnight factor of 66.2354463131.
Simple example
1 ft3/yr × 66.23544631 = 66.23544631 in3/fn
1 cubic foot per years = 66.23544631 cubic inches per fortnight.
Real-world example
60 ft3/yr × 66.23544631 = 3,974.126779 in3/fn
60 cubic foot per years = 3,974.126779 cubic inches per fortnight.
Conversion table
| Cubic foot per Years (ft3/yr) | Cubic inch per Fortnight (in3/fn) |
|---|---|
| 0.1 ft3/yr | 6.623544631 in3/fn |
| 1 ft3/yr | 66.23544631 in3/fn |
| 10 ft3/yr | 662.3544631 in3/fn |
| 60 ft3/yr | 3,974.126779 in3/fn |
| 100 ft3/yr | 6,623.544631 in3/fn |
| 1,000 ft3/yr | 66,235.44631 in3/fn |
Reverse conversion: Cubic inch per Fortnight to Cubic foot per Years
66.23544631 in3/fn × 0.01509765625 = 1 ft3/yr
66.23544631 cubic inches per fortnight = 1 cubic foot per years.
cubic foot per years = cubic inches per fortnight × 0.01509765625
For a page dedicated to this direction, see Cubic inch per Fortnight to Cubic foot per Years.
Understanding the Cubic foot per Years (ft3/yr)
Volumetric flow rate.
Understanding the Cubic inch per Fortnight (in3/fn)
Volumetric flow rate.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many cubic inches per fortnight are in 1 cubic foot per years?
1 cubic foot per years equals 66.23544631 cubic inches per fortnight, using the exact defined conversion factor rather than an estimate.
How do I convert cubic foot per years to cubic inch per fortnight?
Multiply the cubic foot per years value by 66.23544631. The converter above does this instantly to whatever precision you set.
How do I convert cubic inch per fortnight back to cubic foot per years?
Use the reverse factor: 1 cubic inch per fortnight equals 0.0150976563 cubic foot per years. You can also use the swap control in the converter above to flip the direction instantly.
What is a cubic foot per years?
Cubic foot per Years (ft3/yr) is a unit of flow rate.
What is a cubic inch per fortnight?
Cubic inch per Fortnight (in3/fn) is a unit of flow rate.
Is the cubic foot per years to cubic inch per fortnight conversion exact?
Yes. Both cubic foot per years and cubic inch per fortnight are defined by fixed standards rather than physical artifacts, so the factor of 66.23544631 used above is exact to as many digits as you choose to display.
What's the difference between volumetric and mass flow rate?
Volumetric flow rate measures the volume of fluid passing a point per unit time (for example, liters per second). Mass flow rate measures the mass instead. For a fluid of constant density the two are directly proportional, but for compressible fluids like gases, mass flow is often the more meaningful quantity.