Convert Long tons per second to Pounds per minute
Convert Long tons per second (long ton/s) to Pounds per minute (lb/min) instantly and accurately.
Conversion Formula
lb/min = long ton/s × 134400
About Long tons per second
The long ton per second (long ton/s) equals 1 016.0469088 kg/s, based on the UK long ton of 2 240 lb used historically in British heavy industry and naval engineering. It quantifies extremely high discharge rates such as large dam break surges or catastrophic industrial spillages. 1 long ton/s = 1 016.0469088 kg/s ≈ 1.016 t/s ≈ 1.120 short ton/s.
About Pounds per minute
The pound per minute (lb/min) equals 0.45359237/60 ≈ 7.560×10⁻³ kg/s, the standard unit for US fire-suppression system design (sprinkler flow demand) and HVAC hydronic loop balancing. A fire-sprinkler head at 15 psi discharges roughly 30-40 lb/min of water; industrial humidifiers are rated in lb/min of steam. 1 lb/min ≈ 7.560×10⁻³ kg/s = 60 lb/h.
Quick Reference Table
| Long tons per second (long ton/s) | Pounds per minute (lb/min) |
|---|---|
| 1 long ton/s | 134400 lb/min |
| 2 long ton/s | 268800 lb/min |
| 5 long ton/s | 672000 lb/min |
| 10 long ton/s | 1344000 lb/min |
| 25 long ton/s | 3360000 lb/min |
| 50 long ton/s | 6720000 lb/min |
| 100 long ton/s | 13440000 lb/min |