Volumetric flow rate.
Cubic Kilometer per Hours to Cubic feet per Millisecond Converter — km3/h to ft3/ms
Convert Cubic Kilometer per Hours (km3/h) to Cubic foot per Millisecond (ft3/ms) using the exact conversion factor (1 cubic kilometer per hours = 9,809.629645 cubic foot per millisecond). See the formula, worked examples, and conversion table.
Cubic Kilometer per Hours to Cubic feet per Millisecond 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 277777.7778 / 28.31684659.
Flow rate uses cubic meters per second as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Cubic Kilometer per Hours to Cubic feet per Millisecond
Cubic Kilometer per Hours and Cubic foot per Millisecond 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 feet per millisecond = cubic kilometer per hours × 9809.62964486
This factor comes from each unit's defined relationship to the category's base unit: 1 cubic kilometer per hours equals 277777.777778 base units, and 1 cubic foot per millisecond equals 28.316846592 base units, so dividing one by the other gives the direct cubic kilometer per hours-to-cubic foot per millisecond factor of 9809.62964486.
Simple example
1 km3/h × 9809.629645 = 9,809.629645 ft3/ms
1 cubic kilometer per hours = 9,809.629645 cubic feet per millisecond.
Real-world example
60 km3/h × 9809.629645 = 588,577.7787 ft3/ms
60 cubic kilometer per hours = 588,577.7787 cubic feet per millisecond.
Conversion table
| Cubic Kilometer per Hours (km3/h) | Cubic foot per Millisecond (ft3/ms) |
|---|---|
| 0.1 km3/h | 980.9629645 ft3/ms |
| 1 km3/h | 9,809.629645 ft3/ms |
| 10 km3/h | 98,096.29645 ft3/ms |
| 60 km3/h | 588,577.7787 ft3/ms |
| 100 km3/h | 980,962.9645 ft3/ms |
| 1,000 km3/h | 9,809,629.645 ft3/ms |
Reverse conversion: Cubic foot per Millisecond to Cubic Kilometer per Hours
1 ft3/ms × 0.0001019406477 = 0.0001019406 km3/h
1 cubic foot per millisecond = 0.0001019406 cubic kilometer per hours.
cubic kilometer per hours = cubic feet per millisecond × 0.000101940647731
For a page dedicated to this direction, see Cubic foot per Millisecond to Cubic Kilometer per Hours.
Understanding the Cubic Kilometer per Hours (km3/h)
Volumetric flow rate.
Understanding the Cubic foot per Millisecond (ft3/ms)
Volumetric flow rate.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many cubic feet per millisecond are in 1 cubic kilometer per hours?
1 cubic kilometer per hours equals 9,809.629645 cubic feet per millisecond, using the exact defined conversion factor rather than an estimate.
How do I convert cubic kilometer per hours to cubic foot per millisecond?
Multiply the cubic kilometer per hours value by 9809.629645. The converter above does this instantly to whatever precision you set.
How do I convert cubic foot per millisecond back to cubic kilometer per hours?
Use the reverse factor: 1 cubic foot per millisecond equals 0.0001019406 cubic kilometer per hours. You can also use the swap control in the converter above to flip the direction instantly.
What is a cubic kilometer per hours?
Cubic Kilometer per Hours (km3/h) is a unit of flow rate.
What is a cubic foot per millisecond?
Cubic foot per Millisecond (ft3/ms) is a unit of flow rate.
Is the cubic kilometer per hours to cubic foot per millisecond conversion exact?
Yes. Both cubic kilometer per hours and cubic foot per millisecond are defined by fixed standards rather than physical artifacts, so the factor of 9809.629645 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.