Convert torque units — Newton-meter, pound-force foot, kilogram-force meter and more.
| Unit | Name | Value |
|---|---|---|
| N·m | Newton-meter | 0.0980665 |
| kN·m | Kilonewton-meter | 0.0000980665 |
| lbf·ft | Pound-force Foot | 0.072330029 |
| lbf·in | Pound-force Inch | 0.86796035 |
| kgf·m | Kilogram-force Meter | 0.01 |
| dyn·cm | Dyne-centimeter | 980665 |
Formula: Pound-force Inch = Kilogram-force Centimeter × 0.868
Multiply any Kilogram-force Centimeter value by 0.868 to get Pound-force Inch.
Reverse: Kilogram-force Centimeter = Pound-force Inch × 1.152
Common torque values — factor: 1 kgf·cm = 0.868 lbf·in
| Kilogram-force Centimeter (kgf·cm) | Pound-force Inch (lbf·in) | Context |
|---|---|---|
| 0.1 kgf·cm | 0.0868 lbf·in | Tiny servo |
| 0.5 kgf·cm | 0.434 lbf·in | Micro servo |
| 1 kgf·cm | 0.868 lbf·in | Micro servo min |
| 5 kgf·cm | 4.34 lbf·in | Small servo |
| 10 kgf·cm | 8.68 lbf·in | Hobby servo max |
| 50 kgf·cm | 43.4 lbf·in | Small motor |
| 100 kgf·cm | 86.8 lbf·in | Medium servo |
| 500 kgf·cm | 434 lbf·in | Larger servo |
| 1000 kgf·cm | 868 lbf·in | Industrial servo |
| 5000 kgf·cm | 4340 lbf·in | Large motor |
| 1e+04 kgf·cm | 8680 lbf·in | ~981 N·m |
| 5e+04 kgf·cm | 4.34e+04 lbf·in | Heavy motor |
| 1e+05 kgf·cm | 8.68e+04 lbf·in | ~9,810 N·m |
| 1e+06 kgf·cm | 8.68e+05 lbf·in | ~98 kN·m |
| 1e+07 kgf·cm | 8.68e+06 lbf·in | ~981 kN·m |
1 kgf·cm = 0.868 lbf·in.
Use N·m as the bridge: convert kgf·cm → N·m → lbf·in.
Multiply result by 1.152 to recover the original kgf·cm 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 centimeter (kgf·cm) equals 0.01 kgf·m = 0.0980665 N·m. It is used for small motors, servos, and precision mechanical components, particularly in Japanese and Asian engineering datasheets.
RC servo motors, stepper motors, and small gear motors are commonly rated in kgf·cm. A typical hobby servo produces 3–10 kgf·cm; industrial servos range from 100 to 10,000 kgf·cm.
Interesting fact: A servo motor rated at 10 kgf·cm can hold a 10 kg weight at the end of a 1 cm arm — or equivalently, 1 kg at the end of a 10 cm arm. This intuitive interpretation is why kgf·cm persists in robotics and hobby electronics.
Pound-force inch (lbf·in) equals 1/12 of lbf·ft (0.112985 N·m) and is used for small fasteners, electronics, precision instruments, and applications where lbf·ft would be impractically small.
lbf·in is standard for small fasteners in electronics manufacturing, firearms assembly, and precision instruments. Torque screwdrivers for electronics typically range from 0.5–20 lbf·in. Aircraft fastener specifications often use in·lbf.
Interesting fact: Overtorquing small electronics screws (which often need only 1–3 lbf·in) is a leading cause of cracked PCBs and stripped threads in consumer electronics assembly.
Converting Kilogram-force Centimeter to Pound-force Inch 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·cm = 8.68 lbf·in. Reverse: 1 lbf·in = 1.152 kgf·cm. Exact factor: 1 kgf·cm = 0.868 lbf·in.
All conversions use IEEE 754 double-precision arithmetic, accurate to at least 8 significant figures.