Convert Pounds per minute to Long hundredweights per hour

Convert Pounds per minute (lb/min) to Long hundredweights per hour (cwt/h) instantly and accurately.

Pounds per minute (lb/min)
Long hundredweights per hour (cwt/h)

Conversion Formula

cwt/h = lb/min × 0.5357142857

About Pounds per minute

The pound per minute (lb/min) equals 0.45359237/60 ≈ 7.560×10⁻³ kg/s, the standard unit for US fire-suppression system design (sprinkler flow demand) and HVAC hydronic loop balancing. A fire-sprinkler head at 15 psi discharges roughly 30-40 lb/min of water; industrial humidifiers are rated in lb/min of steam. 1 lb/min ≈ 7.560×10⁻³ kg/s = 60 lb/h.

About Long hundredweights per hour

The long hundredweight per hour (cwt/h, UK) equals 50.80234544/3600 ≈ 0.014112 kg/s. The long hundredweight (112 lb = 8 stone) was the standard commercial weight in British wholesale trade. It survives in historic UK cement and bulk-aggregate pricing sheets and in some British agricultural markets. 1 long cwt/h ≈ 0.014112 kg/s = 112 lb/h.

Quick Reference Table

Pounds per minute (lb/min)Long hundredweights per hour (cwt/h)
1 lb/min0.535714 cwt/h
2 lb/min1.07143 cwt/h
5 lb/min2.67857 cwt/h
10 lb/min5.35714 cwt/h
25 lb/min13.3929 cwt/h
50 lb/min26.7857 cwt/h
100 lb/min53.5714 cwt/h

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