Torque Converter

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Torque Converter: From Newton-Metres to Foot-Pounds and Beyond

Anyone who has tightened a bolt, tuned an engine, or designed a mechanical system knows that torque is one of the most important measurements in engineering. The problem is that torque units vary wildly depending on your industry, your country, and the age of the manual you are reading. Newton-metres, foot-pounds, inch-pounds, kilogram-force centimetres, dyne centimetres - the variations seem endless. Our free online Torque Converter eliminates the guesswork by converting between all common torque units instantly.

Torque Explained in Plain Language

Torque is a rotational force - the twisting effort applied to an object around an axis. Think of turning a wrench on a bolt. The harder you push and the longer the wrench, the more torque you apply. Engineers quantify this as force multiplied by the distance from the pivot point. The SI unit is the newton-metre (N·m), but in countries that still use imperial measurements, foot-pounds (ft·lb) and inch-pounds (in·lb) are far more common, especially in automotive and aerospace contexts.

Where Torque Conversion Comes Up in Real Life

Mechanics following a Japanese workshop manual for a car sold in the United States face torque specs in newton-metres when their torque wrench reads in foot-pounds. Industrial engineers specifying fastener tightening sequences for multinational assembly plants need to translate between metric and imperial torque values. Robotics designers working with servo motors rated in kilogram-force centimetres need those values in newton-metres for their simulation software. In every one of these scenarios, our Torque Converter provides the answer in seconds.

Supported Torque Units

This tool covers the complete range of torque units used in mechanical engineering, automotive repair, aerospace, and physics. That includes newton-metres, kilonewton-metres, foot-pounds, inch-pounds, kilogram-force metres, kilogram-force centimetres, gram-force centimetres, dyne centimetres, and ounce-force inches. No matter how obscure the unit, if it measures rotational force, chances are our converter handles it.

Getting Torque Right Is Non-Negotiable

Under-torquing a critical fastener can lead to parts working loose, while over-torquing can strip threads or crack components. In automotive applications, incorrect torque on head bolts can cause gasket failure. In aerospace, improper torque on structural fasteners is a safety-of-flight concern. The stakes are high, and a simple unit conversion error can have serious consequences. That is why professionals trust a dedicated Torque Converter rather than mental arithmetic.

Designed for Workshop and Office Alike

We built this converter to be fast and usable on any device. On a phone in the workshop with greasy hands? The large input fields and clear layout make it easy to use. At your desk comparing specs across multiple datasheets? The instant results let you work through a list of values without interruption. Everything runs in your browser - no app to install, no account to create, no data sent to any server.

A Note on Torque vs. Energy

Interestingly, torque and energy share the same dimensional formula (force times distance), which means their SI units - newton-metre and joule - are dimensionally identical. However, they are not interchangeable concepts. Torque involves rotational force at a point, while energy involves force applied over a displacement. Our Torque Converter keeps these concepts properly separated, ensuring you get physically meaningful conversions rather than dimensionally correct but contextually wrong results.

Whether you are a mechanic, an engineer, or a student, accurate torque conversion is just a click away. Bookmark this tool and keep it in your everyday toolkit.