Convert torque units — Newton-meter, pound-force foot, kilogram-force meter and more.
| Unit | Name | Value |
|---|---|---|
| N·m | Newton-meter | 1000 |
| lbf·ft | Pound-force Foot | 737.56103 |
| lbf·in | Pound-force Inch | 8850.7324 |
| kgf·m | Kilogram-force Meter | 101.97162 |
| kgf·cm | Kilogram-force Centimeter | 10197.162 |
| dyn·cm | Dyne-centimeter | 10000000000 |
Formula: Pound-force Foot = Kilonewton-meter × 737.6
Multiply any Kilonewton-meter value by 737.6 to get Pound-force Foot.
Reverse: Kilonewton-meter = Pound-force Foot × 0.001356
Common torque values — factor: 1 kN·m = 737.6 lbf·ft
| Kilonewton-meter (kN·m) | Pound-force Foot (lbf·ft) | Context |
|---|---|---|
| 0.001 kN·m | 0.7376 lbf·ft | 1 N·m |
| 0.01 kN·m | 7.376 lbf·ft | 10 N·m |
| 0.1 kN·m | 73.76 lbf·ft | 100 N·m car |
| 1 kN·m | 737.6 lbf·ft | 1 kN·m heavy machinery |
| 10 kN·m | 7376 lbf·ft | 10 kN·m gearbox |
| 100 kN·m | 7.376e+04 lbf·ft | 100 kN·m drivetrain |
| 500 kN·m | 3.688e+05 lbf·ft | 500 kN·m large ship |
| 1000 kN·m | 7.376e+05 lbf·ft | 1 MN·m |
| 2000 kN·m | 1.475e+06 lbf·ft | 2 MN·m |
| 4000 kN·m | 2.95e+06 lbf·ft | Wind turbine shaft |
| 1e+04 kN·m | 7.376e+06 lbf·ft | 10 MN·m |
| 1e+05 kN·m | 7.376e+07 lbf·ft | Very large |
| 1e+06 kN·m | 7.376e+08 lbf·ft | 1 GN·m |
| 1e+07 kN·m | 7.376e+09 lbf·ft | Extreme |
| 1.000e+09 kN·m | 7.376e+11 lbf·ft | Maximum |
1 kN·m = 737.6 lbf·ft.
Use N·m as the bridge: convert kN·m → N·m → lbf·ft.
Multiply result by 0.001356 to recover the original kN·m value.
Specifies engine torque output, drivetrain components, and wheel bolt torque in N·m and lbf·ft.
Designs fastener assemblies with torque specifications to achieve required bolt preload.
Selects motors and servos based on torque ratings in N·m or kgf·cm for joint actuation.
Calculates bending moments in beams and frames — moment = torque in structural analysis.
Follows torque charts in lbf·in and lbf·ft for airframe and engine fasteners per maintenance manuals.
Applies correct torque to flanges, pipe fittings, and coupling bolts using calibrated torque wrenches.
The kilonewton-meter (kN·m) equals 1,000 N·m and is used for large-scale torque in structural engineering, heavy machinery, and civil infrastructure. Bridge bolts, crane slewing rings, and wind turbine gearboxes operate in the kN·m range.
Structural engineering uses kN·m for bending moments in beams, columns, and foundations. A typical car wheel bolt is torqued to about 0.1 kN·m; a large wind turbine main shaft may experience torques of 1,000–10,000 kN·m.
Interesting fact: The torque needed to loosen a rusted M24 bolt in civil construction can exceed 1 kN·m. The main rotor shaft of a 5 MW offshore wind turbine transmits over 4,000 kN·m of torque in high winds.
Pound-force foot (lbf·ft) is the standard Imperial torque unit in the United States, defined as the torque from a one pound-force applied one foot from the pivot. One lbf·ft = 1.35582 N·m.
lbf·ft dominates US automotive engineering: engine torque curves, wheel bolt torque specs, driveshaft specifications, and transmission ratings. A typical passenger car engine produces 150–300 lbf·ft; performance trucks can exceed 1,000 lbf·ft.
Interesting fact: The world's highest production-car torque record is held by the Dodge Ram TRX at 650 lbf·ft (881 N·m). Electric motors can deliver maximum torque instantly — Tesla Model S Plaid produces 1,020 lbf·ft (1,383 N·m).
Converting Kilonewton-meter to Pound-force Foot is common across automotive, mechanical, robotics, and structural engineering. Metric countries use N·m and kN·m; the US uses lbf·ft and lbf·in; robotics uses kgf·cm. Accurate conversion is essential when working with international workshop manuals, equipment specs, and torque wrenches.
Quick reference: 10 kN·m = 7376 lbf·ft. Reverse: 1 lbf·ft = 0.001356 kN·m. Exact factor: 1 kN·m = 737.6 lbf·ft.
All conversions use IEEE 754 double-precision arithmetic, accurate to at least 8 significant figures.