Convert Grains per hour to Pounds per hour
Convert Grains per hour (gr/h) to Pounds per hour (lb/h) instantly and accurately.
Conversion Formula
lb/h = gr/h × 0.0001428571429
About Grains per hour
The grain per hour (gr/h) equals 6.479891×10⁻⁵/3600 ≈ 1.800×10⁻⁸ kg/s, used in HVAC psychrometric calculations for dehumidifier capacity and moisture-removal rates. ASHRAE load calculation spreadsheets report latent loads in grains of water per hour; a typical residential dehumidifier removes 5×10⁵-2×10⁶ gr/h. 1 gr/h ≈ 1.800×10⁻⁸ kg/s.
About Pounds per hour
The pound per hour (lb/h) equals 0.45359237/3600 ≈ 1.260×10⁻⁴ kg/s, the dominant unit in US process engineering and steam-boiler rating. Packaged steam boilers are rated in lb/h of steam output (typical range 100-2 000 lb/h); HVAC cooling-coil latent loads are calculated in lb/h of moisture; flue-gas emission inventories are reported in lb/h per stack. 1 lb/h ≈ 1.260×10⁻⁴ kg/s.
Quick Reference Table
| Grains per hour (gr/h) | Pounds per hour (lb/h) |
|---|---|
| 1 gr/h | 0.000142857 lb/h |
| 2 gr/h | 0.000285714 lb/h |
| 5 gr/h | 0.000714286 lb/h |
| 10 gr/h | 0.00142857 lb/h |
| 25 gr/h | 0.00357143 lb/h |
| 50 gr/h | 0.00714286 lb/h |
| 100 gr/h | 0.0142857 lb/h |