Convert US quarts per hour to UK pints per hour

Convert US quarts per hour (qt/h) to UK pints per hour (pt/h) instantly and accurately.

US quarts per hour (qt/h)
UK pints per hour (pt/h)

Conversion Formula

pt/h = qt/h × 1.665348369

About US quarts per hour

The US quart per hour (qt/h) equals 3.785411784×10⁻³/4/3600 ≈ 2.629×10⁻⁷ m³/s, used in US agricultural irrigation drippers (emitters rated in qt/h) and hobby aquaculture systems. A drip emitter rated 1 qt/h ≈ 0.946 L/h is a common size for garden irrigation in the US market. 1 US qt/h ≈ 2.629×10⁻⁷ m³/s.

About UK pints per hour

The UK pint per hour (pt/h) equals 4.54609×10⁻³/8/3600 ≈ 1.578×10⁻⁷ m³/s, used in British slow-infusion clinical records and historical dairy milk-flow measurements before metrication. An IV drip set at 100 mL/h equals ≈176 UK fl oz/h ≈ 8.8 UK pt/h. 1 UK pt/h ≈ 1.578×10⁻⁷ m³/s.

Quick Reference Table

US quarts per hour (qt/h)UK pints per hour (pt/h)
1 qt/h1.66535 pt/h
2 qt/h3.3307 pt/h
5 qt/h8.32674 pt/h
10 qt/h16.6535 pt/h
25 qt/h41.6337 pt/h
50 qt/h83.2674 pt/h
100 qt/h166.535 pt/h

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