# Torque Converter

> Convert torque between Newton-meters, foot-pounds, inch-pounds, and kilogram-force meters with instant calculations and visual comparisons

**Category:** Conversion
**Keywords:** torque, conversion, newton-meter, Nm, foot-pound, ft-lb, inch-pound, in-lb, kgf-m, physics, mechanics, engineering, rotational force
**URL:** https://complete.tools/torque-conversion

## How it calculates

To convert torque between different units, the following relationships are used: 
1 Nm = 0.73756 ft-lb 
1 Nm = 8.8507 in-lb 
1 Nm = 0.10197 kgf·m 
1 ft-lb = 1.35582 Nm 
1 in-lb = 0.11300 Nm 
1 kgf·m = 9.80665 Nm. 

The formulas for conversion are as follows: 
- For foot-pounds to Newton-meters: Nm = ft-lb × 1.35582 
- For inch-pounds to Newton-meters: Nm = in-lb × 0.11300 
- For kilogram-force meters to Newton-meters: Nm = kgf·m × 9.80665 

Each variable represents a torque value in its respective unit. The mathematical relationship demonstrates how to move from one unit to another by applying the appropriate conversion factor. This ensures accurate and consistent results across different measurement systems.

## Who should use this

1. Automotive engineers analyzing torque specifications for vehicle components. 
2. Industrial machinery operators converting torque settings for equipment calibration. 
3. Mechanical engineers designing systems that require precise torque values. 
4. Construction professionals calculating torque for fastening applications in structural assemblies.

## Worked examples

Example 1: A mechanical engineer needs to convert 50 Nm to foot-pounds. Using the conversion formula, 

1. Apply the conversion factor: 
   ft-lb = 50 Nm × 0.73756 = 36.878 ft-lb. 

Thus, 50 Nm is approximately 36.88 ft-lb. 

Example 2: An automotive technician requires a torque of 120 ft-lb for a bolt. To convert this to Newton-meters, 

1. Use the conversion formula: 
   Nm = 120 ft-lb × 1.35582 = 162.6984 Nm. 

So, 120 ft-lb is approximately 162.70 Nm. 

Example 3: A construction worker needs to convert 10 kgf·m to inch-pounds. The calculation is as follows: 

1. First, convert kgf·m to Nm: 
   Nm = 10 kgf·m × 9.80665 = 98.0665 Nm. 
2. Then convert Nm to inch-pounds: 
   in-lb = 98.0665 Nm × 8.8507 = 869.700 in-lb. 

Thus, 10 kgf·m is approximately 869.70 in-lb.

## Limitations

This tool has several technical limitations. Firstly, the precision of the output is dependent on the input's accuracy; rounding errors can occur if the input value is not precise. Secondly, the tool assumes that all conversions are performed under standard conditions; variations in temperature and pressure may impact torque measurements in practical applications. Additionally, while the conversion factors are accurate for general use, they may not account for specific applications requiring higher precision. Lastly, the tool does not support conversions for units outside the specified four types, which may limit its functionality for users needing additional units.

## FAQs

**Q:** How does temperature affect torque measurements?


**A:** Temperature can influence the material properties of components, potentially altering torque values due to thermal expansion or contraction.


**Q:** Why are different units of torque used in various regions?


**A:** Different regions have historical preferences for measurement systems; for example, the US commonly uses foot-pounds, while most of the world uses Newton-meters.


**Q:** What is the difference between torque and force?


**A:** Torque is a measure of rotational force applied at a distance, while force is a linear measurement of push or pull. Torque considers the lever arm length.


**Q:** Can this tool handle extreme values of torque?


**A:** The tool is designed for standard ranges of torque values; extreme values may lead to inaccuracies due to rounding in conversion factors.

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