Volumetric flow rate.
Cubic inches per Millisecond to Imperial gallons per Fortnight Converter — in3/ms to imp gal/fn
Convert Cubic inch per Millisecond (in3/ms) to Imperial gallon per Fortnight (imp gal/fn) using the exact conversion factor (1 cubic inch per millisecond = 4,360,184.821 imperial gallon per fortnight). See the formula, worked examples, and conversion table.
Cubic inches per Millisecond to Imperial gallons 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 0.016387064 / 3.7583416e-9.
Flow rate uses cubic meters per second as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Cubic inches per Millisecond to Imperial gallons per Fortnight
Cubic inch per Millisecond and Imperial gallon 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
imperial gallons per fortnight = cubic inches per millisecond × 4360184.82133
This factor comes from each unit's defined relationship to the category's base unit: 1 cubic inch per millisecond equals 0.016387064 base units, and 1 imperial gallon per fortnight equals 3.758342e-9 base units, so dividing one by the other gives the direct cubic inch per millisecond-to-imperial gallon per fortnight factor of 4360184.82133.
Simple example
1 in3/ms × 4360184.821 = 4,360,184.821 imp gal/fn
1 cubic inch per millisecond = 4,360,184.821 imperial gallons per fortnight.
Real-world example
60 in3/ms × 4360184.821 = 261,611,089.3 imp gal/fn
60 cubic inches per millisecond = 261,611,089.3 imperial gallons per fortnight.
Conversion table
| Cubic inch per Millisecond (in3/ms) | Imperial gallon per Fortnight (imp gal/fn) |
|---|---|
| 0.1 in3/ms | 436,018.4821 imp gal/fn |
| 1 in3/ms | 4,360,184.821 imp gal/fn |
| 10 in3/ms | 43,601,848.21 imp gal/fn |
| 60 in3/ms | 261,611,089.3 imp gal/fn |
| 100 in3/ms | 436,018,482.1 imp gal/fn |
| 1,000 in3/ms | 4,360,184,821 imp gal/fn |
Reverse conversion: Imperial gallon per Fortnight to Cubic inch per Millisecond
1 imp gal/fn × 2.293481e-7 = 2.293481e-7 in3/ms
1 imperial gallon per fortnight = 2.293481e-7 cubic inches per millisecond.
cubic inches per millisecond = imperial gallons per fortnight × 2.293481e-7
For a page dedicated to this direction, see Imperial gallon per Fortnight to Cubic inch per Millisecond.
Understanding the Cubic inch per Millisecond (in3/ms)
Volumetric flow rate.
Understanding the Imperial gallon per Fortnight (imp gal/fn)
Volumetric flow rate.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many imperial gallons per fortnight are in 1 cubic inch per millisecond?
1 cubic inch per millisecond equals 4,360,184.821 imperial gallons per fortnight, using the exact defined conversion factor rather than an estimate.
How do I convert cubic inch per millisecond to imperial gallon per fortnight?
Multiply the cubic inch per millisecond value by 4360184.821. The converter above does this instantly to whatever precision you set.
How do I convert imperial gallon per fortnight back to cubic inch per millisecond?
Use the reverse factor: 1 imperial gallon per fortnight equals 2.293481e-7 cubic inches per millisecond. You can also use the swap control in the converter above to flip the direction instantly.
What is a cubic inch per millisecond?
Cubic inch per Millisecond (in3/ms) is a unit of flow rate.
What is a imperial gallon per fortnight?
Imperial gallon per Fortnight (imp gal/fn) is a unit of flow rate.
Is the cubic inch per millisecond to imperial gallon per fortnight conversion exact?
Yes. Both cubic inch per millisecond and imperial gallon per fortnight are defined by fixed standards rather than physical artifacts, so the factor of 4360184.821 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.