Volumetric flow rate.
Gallon per Hours to Deciliter per Years Converter — gal/h to dL/yr
Convert Gallon per Hours (gal/h) to Deciliter per Years (dL/yr) using the exact conversion factor (1 gallon per hours = 331,822.3832 deciliter per years). See the formula, worked examples, and conversion table.
Gallon per Hours to Deciliter 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 1.05150327e-6 / 3.16887385e-12.
Flow rate uses cubic meters per second as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Gallon per Hours to Deciliter per Years
Gallon per Hours and Deciliter 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
deciliter per years = gallon per hours × 331822.383244
This factor comes from each unit's defined relationship to the category's base unit: 1 gallon per hours equals 0.00000105150327333 base units, and 1 deciliter per years equals 3.168874e-12 base units, so dividing one by the other gives the direct gallon per hours-to-deciliter per years factor of 331822.383244.
Simple example
1 gal/h × 331822.3832 = 331,822.3832 dL/yr
1 gallon per hours = 331,822.3832 deciliter per years.
Real-world example
60 gal/h × 331822.3832 = 19,909,342.99 dL/yr
60 gallon per hours = 19,909,342.99 deciliter per years.
Conversion table
| Gallon per Hours (gal/h) | Deciliter per Years (dL/yr) |
|---|---|
| 0.1 gal/h | 33,182.23832 dL/yr |
| 1 gal/h | 331,822.3832 dL/yr |
| 10 gal/h | 3,318,223.832 dL/yr |
| 60 gal/h | 19,909,342.99 dL/yr |
| 100 gal/h | 33,182,238.32 dL/yr |
| 1,000 gal/h | 331,822,383.2 dL/yr |
Reverse conversion: Deciliter per Years to Gallon per Hours
1 dL/yr × 0.000003013660472 = 0.0000030137 gal/h
1 deciliter per years = 0.0000030137 gallon per hours.
gallon per hours = deciliter per years × 0.00000301366047167
For a page dedicated to this direction, see Deciliter per Years to Gallon per Hours.
Understanding the Gallon per Hours (gal/h)
Volumetric flow rate.
Understanding the Deciliter per Years (dL/yr)
Volumetric flow rate.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many deciliter per years are in 1 gallon per hours?
1 gallon per hours equals 331,822.3832 deciliter per years, using the exact defined conversion factor rather than an estimate.
How do I convert gallon per hours to deciliter per years?
Multiply the gallon per hours value by 331822.3832. The converter above does this instantly to whatever precision you set.
How do I convert deciliter per years back to gallon per hours?
Use the reverse factor: 1 deciliter per years equals 0.0000030137 gallon per hours. You can also use the swap control in the converter above to flip the direction instantly.
What is a gallon per hours?
Gallon per Hours (gal/h) is a unit of flow rate.
What is a deciliter per years?
Deciliter per Years (dL/yr) is a unit of flow rate.
Is the gallon per hours to deciliter per years conversion exact?
Yes. Both gallon per hours and deciliter per years are defined by fixed standards rather than physical artifacts, so the factor of 331822.3832 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.