Volumetric flow rate.
Imperial gallon per Hours to Quart per Decades Converter — imp gal/h to qt/decade
Convert Imperial gallon per Hours (imp gal/h) to Quart per Decades (qt/decade) using the exact conversion factor (1 imperial gallon per hours = 421,092.435 quart per decades). See the formula, worked examples, and conversion table.
Imperial gallon per Hours to Quart per Decades 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 1.26280278e-6 / 2.9988731e-12.
Flow rate uses cubic meters per second as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Imperial gallon per Hours to Quart per Decades
Imperial gallon per Hours and Quart per Decades 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
quart per decades = imperial gallon per hours × 421092.43504
This factor comes from each unit's defined relationship to the category's base unit: 1 imperial gallon per hours equals 0.00000126280277778 base units, and 1 quart per decades equals 2.998873e-12 base units, so dividing one by the other gives the direct imperial gallon per hours-to-quart per decades factor of 421092.43504.
Simple example
1 imp gal/h × 421092.435 = 421,092.435 qt/decade
1 imperial gallon per hours = 421,092.435 quart per decades.
Real-world example
60 imp gal/h × 421092.435 = 25,265,546.1 qt/decade
60 imperial gallon per hours = 25,265,546.1 quart per decades.
Conversion table
| Imperial gallon per Hours (imp gal/h) | Quart per Decades (qt/decade) |
|---|---|
| 0.1 imp gal/h | 42,109.2435 qt/decade |
| 1 imp gal/h | 421,092.435 qt/decade |
| 10 imp gal/h | 4,210,924.35 qt/decade |
| 60 imp gal/h | 25,265,546.1 qt/decade |
| 100 imp gal/h | 42,109,243.5 qt/decade |
| 1,000 imp gal/h | 421,092,435 qt/decade |
Reverse conversion: Quart per Decades to Imperial gallon per Hours
1 qt/decade × 0.000002374775505 = 0.0000023748 imp gal/h
1 quart per decades = 0.0000023748 imperial gallon per hours.
imperial gallon per hours = quart per decades × 0.00000237477550483
For a page dedicated to this direction, see Quart per Decades to Imperial gallon per Hours.
Understanding the Imperial gallon per Hours (imp gal/h)
Volumetric flow rate.
Understanding the Quart per Decades (qt/decade)
Volumetric flow rate.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many quart per decades are in 1 imperial gallon per hours?
1 imperial gallon per hours equals 421,092.435 quart per decades, using the exact defined conversion factor rather than an estimate.
How do I convert imperial gallon per hours to quart per decades?
Multiply the imperial gallon per hours value by 421092.435. The converter above does this instantly to whatever precision you set.
How do I convert quart per decades back to imperial gallon per hours?
Use the reverse factor: 1 quart per decades equals 0.0000023748 imperial gallon per hours. You can also use the swap control in the converter above to flip the direction instantly.
What is a imperial gallon per hours?
Imperial gallon per Hours (imp gal/h) is a unit of flow rate.
What is a quart per decades?
Quart per Decades (qt/decade) is a unit of flow rate.
Is the imperial gallon per hours to quart per decades conversion exact?
Yes. Both imperial gallon per hours and quart per decades are defined by fixed standards rather than physical artifacts, so the factor of 421092.435 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.