Convert US quarts per minute to UK gallons per second
Convert US quarts per minute (qt/min) to UK gallons per second (gal/s) instantly and accurately.
Conversion Formula
gal/s = qt/min × 0.003469475769
About US quarts per minute
The US quart per minute (qt/min) equals 3.785411784×10⁻³/4/60 ≈ 1.577×10⁻⁵ m³/s, encountered in US small-engine fuel system testing and food-processing pump calibration. Engine dynamometer fuel-flow instrumentation sometimes uses qt/min when testing small gasoline engines consuming 1-6 qt/min at full load. 1 US qt/min ≈ 1.577×10⁻⁵ m³/s.
About UK gallons per second
The UK (imperial) gallon per second (gal/s) equals 4.54609×10⁻³ m³/s, about 20% larger than the US gallon per second. It appears in pre-metric British fire-fighting standards, large pump test certificates, and naval engineering calculations. A UK fire engine pump rated 1 000 UK gal/min delivers ≈16.67 UK gal/s. 1 UK gal/s = 4.54609×10⁻³ m³/s ≈ 1.201 US gal/s.
Quick Reference Table
| US quarts per minute (qt/min) | UK gallons per second (gal/s) |
|---|---|
| 1 qt/min | 0.00346948 gal/s |
| 2 qt/min | 0.00693895 gal/s |
| 5 qt/min | 0.0173474 gal/s |
| 10 qt/min | 0.0346948 gal/s |
| 25 qt/min | 0.0867369 gal/s |
| 50 qt/min | 0.173474 gal/s |
| 100 qt/min | 0.346948 gal/s |