1. What is Torque Conversion?

Torque conversion between pound-feet (lb-ft) and Newton-meters (Nm) is essential in engineering and automotive applications where different measurement systems are used.

2. How Does the Calculator Work?

The calculator uses the torque conversion formula:

Where:

• \( Torque_{lbft} \) — Torque in pound-feet (lb-ft)
• \( Torque_{Nm} \) — Torque in Newton-meters (Nm)
• 1.3558 — Conversion factor from lb-ft to Nm

Explanation: The conversion factor 1.3558 comes from the relationship between the pound-force and the Newton, and between the foot and the meter.

3. Importance of Torque Conversion

Details: Accurate torque conversion is crucial for engineering specifications, automotive applications, and when working with equipment from different countries that use different measurement systems.

4. Using the Calculator

Tips: Enter torque value in pound-feet (lb-ft). The value must be positive. The calculator will automatically convert it to Newton-meters (Nm).

5. Frequently Asked Questions (FAQ)

Q1: Why convert between lb-ft and Nm?
A: Different countries and industries use different torque measurement units. Conversion ensures compatibility and proper specifications.

Q2: What's the difference between lb-ft and ft-lbs?
A: They represent the same unit - pound-feet. The order (lb-ft vs ft-lbs) is just a matter of convention.

Q3: How precise is the conversion factor?
A: The factor 1.355818 is often rounded to 1.3558 for most practical applications.

Q4: Can I convert Nm to lb-ft with this calculator?
A: This calculator specifically converts lb-ft to Nm. For reverse conversion, you would divide by 1.3558.

Q5: Where is lb-ft commonly used?
A: Pound-feet is primarily used in the United States for automotive torque specifications, while most other countries use Newton-meters.