Convert kilonewton meter [kN*m] to pound-force foot [lbf*ft] Online | Free torque Converter

Kilonewton Meter [kN·m]

Kilonewton meter (kN·m) is a unit of torque or moment of force commonly used in engineering and physics to measure large rotational forces. It represents the torque produced when a force of one kilonewton (kN) is applied at a distance of one meter (m) from a pivot point. Since one kilonewton equals 1,000 newtons, the kilonewton meter is well-suited for applications involving substantial forces and moments.

This unit is widely used in structural engineering, mechanical design, automotive industries, and heavy machinery, where large torques need to be calculated or controlled. For example, in construction, kN·m is used to describe the bending moments in beams, while in automotive engineering, it measures engine torque.

The kilonewton meter aligns with the International System of Units (SI), making it convenient for global standardization and calculations. It simplifies communication of torque values in large-scale applications by scaling up from newton-meters (N·m).

To convert, 1 kN·m equals 1,000 newton-meters. This unit helps engineers ensure safety, performance, and efficiency in designing and operating mechanical systems subjected to significant forces.

Pound-Force Foot [lbf·ft]

Pound-force foot (lbf·ft) is a unit of torque or moment of force commonly used in the United States and other countries that employ the imperial system. It measures the rotational force applied at a distance of one foot from a pivot point. Specifically, it represents the torque produced when a force of one pound-force (lbf) is applied perpendicular to a lever arm that is one foot (ft) long.

This unit is widely used in mechanical engineering, automotive industries, and machinery design to quantify twisting forces that cause rotation. For example, when tightening bolts, the torque applied is often specified in lbf·ft to ensure proper fastening without over-tightening. Similarly, engine torque ratings are frequently expressed in pound-force feet, indicating the rotational force an engine can generate.

While the SI unit of torque is the newton-meter (N·m), lbf·ft remains popular in practical applications within the imperial system due to familiarity and ease of use. To convert, 1 lbf·ft equals approximately 1.356 N·m.