Volumetric flow rate.
Gallons per Millisecond to Cubic Millimeters per Fortnight Converter — gal/ms to mm3/fn
Convert Gallon per Millisecond (gal/ms) to Cubic Millimeter per Fortnight (mm3/fn) using the exact conversion factor (1 gallon per millisecond = 4.578834e+15 cubic millimeter per fortnight). See the formula, worked examples, and conversion table.
Gallons per Millisecond to Cubic Millimeters 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 3.785411784 / 8.26719577e-16.
Flow rate uses cubic meters per second as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Gallons per Millisecond to Cubic Millimeters per Fortnight
Gallon per Millisecond and Cubic Millimeter 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 millimeters per fortnight = gallons per millisecond × 4.578834e+15
This factor comes from each unit's defined relationship to the category's base unit: 1 gallon per millisecond equals 3.785411784 base units, and 1 cubic millimeter per fortnight equals 8.267196e-16 base units, so dividing one by the other gives the direct gallon per millisecond-to-cubic millimeter per fortnight factor of 4.578834e+15.
Simple example
1 gal/ms × 4.578834e+15 = 4.578834e+15 mm3/fn
1 gallon per millisecond = 4.578834e+15 cubic millimeters per fortnight.
Real-world example
60 gal/ms × 4.578834e+15 = 2.7473e+17 mm3/fn
60 gallons per millisecond = 2.7473e+17 cubic millimeters per fortnight.
Conversion table
| Gallon per Millisecond (gal/ms) | Cubic Millimeter per Fortnight (mm3/fn) |
|---|---|
| 0.1 gal/ms | 4.578834e+14 mm3/fn |
| 1 gal/ms | 4.578834e+15 mm3/fn |
| 10 gal/ms | 4.578834e+16 mm3/fn |
| 60 gal/ms | 2.7473e+17 mm3/fn |
| 100 gal/ms | 4.578834e+17 mm3/fn |
| 1,000 gal/ms | 4.578834e+18 mm3/fn |
Reverse conversion: Cubic Millimeter per Fortnight to Gallon per Millisecond
4.578834e+15 mm3/fn × 2.183962e-16 = 0.9999999795 gal/ms
4.578834e+15 cubic millimeters per fortnight = 0.9999999795 gallons per millisecond.
gallons per millisecond = cubic millimeters per fortnight × 2.183962e-16
For a page dedicated to this direction, see Cubic Millimeter per Fortnight to Gallon per Millisecond.
Understanding the Gallon per Millisecond (gal/ms)
Volumetric flow rate.
Understanding the Cubic Millimeter per Fortnight (mm3/fn)
Volumetric flow rate.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many cubic millimeters per fortnight are in 1 gallon per millisecond?
1 gallon per millisecond equals 4.578834e+15 cubic millimeters per fortnight, using the exact defined conversion factor rather than an estimate.
How do I convert gallon per millisecond to cubic millimeter per fortnight?
Multiply the gallon per millisecond value by 4.578834e+15. The converter above does this instantly to whatever precision you set.
How do I convert cubic millimeter per fortnight back to gallon per millisecond?
Use the reverse factor: 1 cubic millimeter per fortnight equals 2.183962e-16 gallons per millisecond. You can also use the swap control in the converter above to flip the direction instantly.
What is a gallon per millisecond?
Gallon per Millisecond (gal/ms) is a unit of flow rate.
What is a cubic millimeter per fortnight?
Cubic Millimeter per Fortnight (mm3/fn) is a unit of flow rate.
Is the gallon per millisecond to cubic millimeter per fortnight conversion exact?
Yes. Both gallon per millisecond and cubic millimeter per fortnight are defined by fixed standards rather than physical artifacts, so the factor of 4.578834e+15 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.