Convert Grains per hour to Long tons per hour
Convert Grains per hour (gr/h) to Long tons per hour (long ton/h) instantly and accurately.
Conversion Formula
long ton/h = gr/h × 6.377551020e-8
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 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 hour (gr/h) | Long tons per hour (long ton/h) |
|---|---|
| 1 gr/h | 6.378 × 10-8 long ton/h |
| 2 gr/h | 1.276 × 10-7 long ton/h |
| 5 gr/h | 3.189 × 10-7 long ton/h |
| 10 gr/h | 6.378 × 10-7 long ton/h |
| 25 gr/h | 1.594 × 10-6 long ton/h |
| 50 gr/h | 3.189 × 10-6 long ton/h |
| 100 gr/h | 6.378 × 10-6 long ton/h |