Convert UK pints per hour to Cubic inches per hour

Convert UK pints per hour (pt/h) to Cubic inches per hour (in³/h) instantly and accurately.

UK pints per hour (pt/h)
Cubic inches per hour (in³/h)

Conversion Formula

in³/h = pt/h × 34.6774291

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.

About Cubic inches per hour

The cubic inch per hour (in³/h) equals 1.6387064×10⁻⁵/3600 ≈ 4.552×10⁻⁹ m³/s, appearing in US oilfield plunger-pump capacity datasheets and slow hydraulic-actuator specifications. It is also used in US ASTM leak-test standards where maximum allowable leakage past a valve seal is expressed in in³/h at rated pressure. 1 in³/h ≈ 4.552×10⁻⁹ m³/s.

Quick Reference Table

UK pints per hour (pt/h)Cubic inches per hour (in³/h)
1 pt/h34.6774 in³/h
2 pt/h69.3549 in³/h
5 pt/h173.387 in³/h
10 pt/h346.774 in³/h
25 pt/h866.936 in³/h
50 pt/h1733.87 in³/h
100 pt/h3467.74 in³/h

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