Convert Pounds per day to Long hundredweights per hour
Convert Pounds per day (lb/d) to Long hundredweights per hour (cwt/h) instantly and accurately.
Conversion Formula
cwt/h = lb/d × 0.0003720238095
About Pounds per day
The pound per day (lb/d) equals 0.45359237/86400 ≈ 5.249×10⁻⁶ kg/s, used in wastewater engineering for reporting biochemical oxygen demand (BOD) loads, nutrient loadings, and sludge production. US NPDES permits set effluent mass-load limits in lb/d; a municipal WWTP serving 10 000 people generates roughly 1 500-3 000 lb/d of dry sludge solids. 1 lb/d ≈ 5.249×10⁻⁶ kg/s.
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 day (lb/d) | Long hundredweights per hour (cwt/h) |
|---|---|
| 1 lb/d | 0.000372024 cwt/h |
| 2 lb/d | 0.000744048 cwt/h |
| 5 lb/d | 0.00186012 cwt/h |
| 10 lb/d | 0.00372024 cwt/h |
| 25 lb/d | 0.0093006 cwt/h |
| 50 lb/d | 0.0186012 cwt/h |
| 100 lb/d | 0.0372024 cwt/h |