Convert Grains per minute to Long tons per hour
Convert Grains per minute (gr/min) to Long tons per hour (long ton/h) instantly and accurately.
Conversion Formula
long ton/h = gr/min × 3.826530612e-6
About Grains per minute
The grain per minute (gr/min) equals 6.479891×10⁻⁵/60 ≈ 1.080×10⁻⁶ kg/s. This unit appears in HVAC humidity engineering: moisture added or removed from conditioned air is traditionally expressed in grains of water per pound of dry air per minute in US practice. A whole-house humidifier may evaporate 300-600 gr/min at design load. 1 gr/min ≈ 1.080×10⁻⁶ kg/s.
About Long tons per hour
The long ton per hour (long ton/h) equals 1 016.0469088/3600 ≈ 0.28224 kg/s, the traditional British equivalent of t/h still seen in pre-metric UK engineering datasheets and Lloyd's Register vessel capacity tables. An older British colliery might report winding-tower output in long ton/h; historic cement-kiln logs used long ton/h. 1 long ton/h ≈ 0.28224 kg/s ≈ 1.016 t/h.
Quick Reference Table
| Grains per minute (gr/min) | Long tons per hour (long ton/h) |
|---|---|
| 1 gr/min | 3.827 × 10-6 long ton/h |
| 2 gr/min | 7.653 × 10-6 long ton/h |
| 5 gr/min | 1.913 × 10-5 long ton/h |
| 10 gr/min | 3.827 × 10-5 long ton/h |
| 25 gr/min | 9.566 × 10-5 long ton/h |
| 50 gr/min | 0.000191327 long ton/h |
| 100 gr/min | 0.000382653 long ton/h |