Volumetric flow rate.
Gallon per Decades to Quart per Years Converter — gal/decade to qt/yr
Convert Gallon per Decades (gal/decade) to Quart per Years (qt/yr) using the exact conversion factor (1 gallon per decades = 0.4 quart per years). See the formula, worked examples, and conversion table.
Gallon per Decades to Quart per Years 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 1.19954924e-11 / 2.9988731e-11.
Flow rate uses cubic meters per second as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Gallon per Decades to Quart per Years
Gallon per Decades and Quart per Years 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 years = gallon per decades × 0.4
This factor comes from each unit's defined relationship to the category's base unit: 1 gallon per decades equals 1.199549e-11 base units, and 1 quart per years equals 2.998873e-11 base units, so dividing one by the other gives the direct gallon per decades-to-quart per years factor of 0.4.
Simple example
1 gal/decade × 0.4 = 0.4 qt/yr
1 gallon per decades = 0.4 quart per years.
Real-world example
60 gal/decade × 0.4 = 24 qt/yr
60 gallon per decades = 24 quart per years.
Conversion table
| Gallon per Decades (gal/decade) | Quart per Years (qt/yr) |
|---|---|
| 0.1 gal/decade | 0.04 qt/yr |
| 1 gal/decade | 0.4 qt/yr |
| 10 gal/decade | 4 qt/yr |
| 60 gal/decade | 24 qt/yr |
| 100 gal/decade | 40 qt/yr |
| 1,000 gal/decade | 400 qt/yr |
Reverse conversion: Quart per Years to Gallon per Decades
0.4 qt/yr × 2.5 = 1 gal/decade
0.4 quart per years = 1 gallon per decades.
gallon per decades = quart per years × 2.5
For a page dedicated to this direction, see Quart per Years to Gallon per Decades.
Understanding the Gallon per Decades (gal/decade)
Volumetric flow rate.
Understanding the Quart per Years (qt/yr)
Volumetric flow rate.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many quart per years are in 1 gallon per decades?
1 gallon per decades equals 0.4 quart per years, using the exact defined conversion factor rather than an estimate.
How do I convert gallon per decades to quart per years?
Multiply the gallon per decades value by 0.4. The converter above does this instantly to whatever precision you set.
How do I convert quart per years back to gallon per decades?
Use the reverse factor: 1 quart per years equals 2.5 gallon per decades. You can also use the swap control in the converter above to flip the direction instantly.
What is a gallon per decades?
Gallon per Decades (gal/decade) is a unit of flow rate.
What is a quart per years?
Quart per Years (qt/yr) is a unit of flow rate.
Is the gallon per decades to quart per years conversion exact?
Yes. Both gallon per decades and quart per years are defined by fixed standards rather than physical artifacts, so the factor of 0.4 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.