Convert torque units — Newton-meter, pound-force foot, kilogram-force meter and more.
| Unit | Name | Value |
|---|---|---|
| N·m | Newton-meter | 9.80665 |
| kN·m | Kilonewton-meter | 0.00980665 |
| lbf·ft | Pound-force Foot | 7.2330029 |
| lbf·in | Pound-force Inch | 86.796035 |
| kgf·cm | Kilogram-force Centimeter | 100 |
| dyn·cm | Dyne-centimeter | 98066500 |
Formula: Kilonewton-meter = Kilogram-force Meter × 0.009807
Multiply any Kilogram-force Meter value by 0.009807 to get Kilonewton-meter.
Reverse: Kilogram-force Meter = Kilonewton-meter × 102
Common torque values — factor: 1 kgf·m = 0.009807 kN·m
| Kilogram-force Meter (kgf·m) | Kilonewton-meter (kN·m) | Context |
|---|---|---|
| 0.001 kgf·m | 9.807e-06 kN·m | 1 N·m approx |
| 0.01 kgf·m | 9.807e-05 kN·m | 0.1 N·m |
| 0.1 kgf·m | 0.0009807 kN·m | 1 N·m |
| 1 kgf·m | 0.009807 kN·m | ~9.8 N·m |
| 5 kgf·m | 0.04903 kN·m | ~49 N·m |
| 10 kgf·m | 0.09807 kN·m | ~98 N·m small car |
| 50 kgf·m | 0.4903 kN·m | ~490 N·m car engine |
| 100 kgf·m | 0.9807 kN·m | ~981 N·m |
| 500 kgf·m | 4.903 kN·m | ~4,900 N·m |
| 1000 kgf·m | 9.807 kN·m | ~9,800 N·m |
| 5000 kgf·m | 49.03 kN·m | ~49 kN·m |
| 1e+04 kgf·m | 98.07 kN·m | ~98 kN·m |
| 1e+05 kgf·m | 980.7 kN·m | ~981 kN·m |
| 1e+06 kgf·m | 9807 kN·m | ~9.8 MN·m |
| 1e+07 kgf·m | 9.807e+04 kN·m | Max scale |
1 kgf·m = 0.009807 kN·m.
Use N·m as the bridge: convert kgf·m → N·m → kN·m.
Multiply result by 102 to recover the original kgf·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.
Kilogram-force meter (kgf·m) is a traditional metric torque unit where the force is expressed as the weight of one kilogram under standard gravity. One kgf·m = 9.80665 N·m. It was widely used before SI standardization.
kgf·m remains in use in older machinery manuals, Japanese and Russian engineering documentation, and some legacy industrial specifications. A torque of 1 kgf·m equals the torque from 1 kg hanging 1 meter from a pivot.
Interesting fact: The kgf·m is sometimes loosely called 'meter-kilogram' or 'kilogram-meter' in older texts. The confusion between kgf (force) and kg (mass) is why SI replaced it with the newton-meter.
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.
Converting Kilogram-force Meter to Kilonewton-meter 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 kgf·m = 0.09807 kN·m. Reverse: 1 kN·m = 102 kgf·m. Exact factor: 1 kgf·m = 0.009807 kN·m.
All conversions use IEEE 754 double-precision arithmetic, accurate to at least 8 significant figures.