Convert Grains per hour to Kilograms per hour
Convert Grains per hour (gr/h) to Kilograms per hour (kg/h) instantly and accurately.
Conversion Formula
kg/h = gr/h × 6.479891000e-5
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 Kilograms per hour
The kilogram per hour (kg/h) equals 1/3600 kg/s ≈ 2.778×10⁻⁴ kg/s, the dominant metric unit in the chemical and petrochemical industry for equipment sizing. Distillation column feed rates, reactor throughputs, heat-exchanger duty calculations, and pump datasheets routinely use kg/h. A 500 MW coal-fired power station burns ≈180 000 kg/h of coal. 1 kg/h ≈ 2.778×10⁻⁴ kg/s = 2.205 lb/h.
Quick Reference Table
| Grains per hour (gr/h) | Kilograms per hour (kg/h) |
|---|---|
| 1 gr/h | 6.48 × 10-5 kg/h |
| 2 gr/h | 0.000129598 kg/h |
| 5 gr/h | 0.000323995 kg/h |
| 10 gr/h | 0.000647989 kg/h |
| 25 gr/h | 0.00161997 kg/h |
| 50 gr/h | 0.00323995 kg/h |
| 100 gr/h | 0.00647989 kg/h |