Volumetric flow rate.
Milliliter per Years to Hectoliter per Hours Converter — mL/yr to hL/h
Convert Milliliter per Years (mL/yr) to Hectoliter per Hours (hL/h) using the exact conversion factor (1 milliliter per years = 1.140795e-9 hectoliter per hours). See the formula, worked examples, and conversion table.
Milliliter per Years to Hectoliter per Hours 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 3.16887385e-14 / 2.77777778e-5.
Flow rate uses cubic meters per second as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Milliliter per Years to Hectoliter per Hours
Milliliter per Years and Hectoliter per Hours 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
hectoliter per hours = milliliter per years × 1.140795e-9
This factor comes from each unit's defined relationship to the category's base unit: 1 milliliter per years equals 3.168874e-14 base units, and 1 hectoliter per hours equals 0.0000277777777778 base units, so dividing one by the other gives the direct milliliter per years-to-hectoliter per hours factor of 1.140795e-9.
Simple example
1 mL/yr × 1.140795e-9 = 1.140795e-9 hL/h
1 milliliter per years = 1.140795e-9 hectoliter per hours.
Real-world example
60 mL/yr × 1.140795e-9 = 6.844768e-8 hL/h
60 milliliter per years = 6.844768e-8 hectoliter per hours.
Conversion table
| Milliliter per Years (mL/yr) | Hectoliter per Hours (hL/h) |
|---|---|
| 0.1 mL/yr | 1.140795e-10 hL/h |
| 1 mL/yr | 1.140795e-9 hL/h |
| 10 mL/yr | 1.140795e-8 hL/h |
| 60 mL/yr | 6.844768e-8 hL/h |
| 100 mL/yr | 1.140795e-7 hL/h |
| 1,000 mL/yr | 0.0000011408 hL/h |
Reverse conversion: Hectoliter per Hours to Milliliter per Years
1.140795e-9 hL/h × 876582000 = 1.000000363 mL/yr
1.140795e-9 hectoliter per hours = 1.000000363 milliliter per years.
milliliter per years = hectoliter per hours × 876582000
For a page dedicated to this direction, see Hectoliter per Hours to Milliliter per Years.
Understanding the Milliliter per Years (mL/yr)
Volumetric flow rate.
Understanding the Hectoliter per Hours (hL/h)
Volumetric flow rate.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many hectoliter per hours are in 1 milliliter per years?
1 milliliter per years equals 1.140795e-9 hectoliter per hours, using the exact defined conversion factor rather than an estimate.
How do I convert milliliter per years to hectoliter per hours?
Multiply the milliliter per years value by 1.140795e-9. The converter above does this instantly to whatever precision you set.
How do I convert hectoliter per hours back to milliliter per years?
Use the reverse factor: 1 hectoliter per hours equals 876,582,000 milliliter per years. You can also use the swap control in the converter above to flip the direction instantly.
What is a milliliter per years?
Milliliter per Years (mL/yr) is a unit of flow rate.
What is a hectoliter per hours?
Hectoliter per Hours (hL/h) is a unit of flow rate.
Is the milliliter per years to hectoliter per hours conversion exact?
Yes. Both milliliter per years and hectoliter per hours are defined by fixed standards rather than physical artifacts, so the factor of 1.140795e-9 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.