Pound-Force to Long Ton-Force Converter
Convert Pound-Force (lbf) to Long Ton-Force (ltnf) instantly. 1 lbf = 0.000446 ltnf.
Force Converter
16 units available
1 lbf = 0.000446 ltnf
Formula:
ltnf = lbf × 0.0004464286With your value: 1 lbf = 0.00044643 ltnf
Other Pound-Force to Long Ton-Force conversions
Pound-Force to Long Ton-Force Conversion Table
| Pound-Force (lbf) | Long Ton-Force (ltnf) |
|---|---|
| 0.5 | 0.000223 |
| 1 | 0.000446 |
| 2 | 0.000893 |
| 5 | 0.002232 |
| 10 | 0.004464 |
| 15 | 0.006696 |
| 20 | 0.008929 |
| 25 | 0.011161 |
| 50 | 0.022321 |
| 100 | 0.044643 |
| 250 | 0.111607 |
| 500 | 0.223214 |
| 1000 | 0.446429 |
Long Ton-Force to Pound-Force Conversion Table
| Long Ton-Force (ltnf) | Pound-Force (lbf) |
|---|---|
| 0.5 | 1,120 |
| 1 | 2,240 |
| 2 | 4,480 |
| 5 | 11,200 |
| 10 | 22,400 |
| 15 | 33,600 |
| 20 | 44,800 |
| 25 | 56,000 |
| 50 | 112,000 |
| 100 | 224,000 |
| 250 | 560,000 |
| 500 | 1,120,000 |
| 1000 | 2,240,000 |
Where these values come from
Every factor on this page is traced to the document that defines it. See the full provenance dataset or our methodology.
Pound-Force (lbf)
Force
Derived from the newton (1 N = 1 kg·m/s²). Gravitational units use the standard acceleration 9.806 65 m/s² exactly.
Source: NIST Special Publication 811, Guide for the Use of the International System of Units
National Institute of Standards and Technology (US) · Reviewed 2026-07-01
Long Ton-Force (ltnf)
Force
Derived from the newton (1 N = 1 kg·m/s²). Gravitational units use the standard acceleration 9.806 65 m/s² exactly.
Source: NIST Special Publication 811, Guide for the Use of the International System of Units
National Institute of Standards and Technology (US) · Reviewed 2026-07-01
How to Convert Pound-Force to Long Ton-Force
To convert from Pound-Force (lbf) to Long Ton-Force (ltnf), multiply the value by 0.0004464286.
Formula: ltnf = lbf × 0.0004464286
Reverse: lbf = ltnf × 2,240
Step-by-Step Example
- Start with your value in Pound-Force. For example: 5 lbf
- Multiply by the conversion factor: 5 x 0.0004464286
- The result is: 0.002232 ltnf
About Pound-Force
Pound-force (lbf) is a unit of force in the English Engineering system. It is equal to the gravitational force exerted on a mass of one avoirdupois pound on the surface of Earth.
Common uses: aerospace, automotive engineering, US industry.
About Long Ton-Force
The long ton-force (ltnf) is a unit of force. One long ton-force equals 9964.016418 newtons. UnitConvertLab converts it against every other force unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.
Common uses: force calculations, engineering and science, education.
Frequently Asked Questions
How many Long Ton-Force are in 1 Pound-Force?
There are exactly 0.0004464286 Long Ton-Force in 1 Pound-Force. This means the conversion factor from Pound-Force to Long Ton-Force is 0.0004464286.
What is the formula to convert Pound-Force to Long Ton-Force?
The formula to convert Pound-Force to Long Ton-Force is: ltnf = lbf × 0.0004464286. For example, to convert 10 Pound-Force to Long Ton-Force, you would multiply 10 by 0.0004464286.
What is a Pound-Force?
Pound-force (lbf) is a unit of force in the English Engineering system. It is equal to the gravitational force exerted on a mass of one avoirdupois pound on the surface of Earth.
What is a Long Ton-Force?
The long ton-force (ltnf) is a unit of force. One long ton-force equals 9964.016418 newtons. UnitConvertLab converts it against every other force unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.
What are the common uses of Pound-Force?
The Pound-Force is commonly used in aerospace, automotive engineering, US industry.
Related Force Conversions
Cite this page
UnitConvertLab. (2026). Pound-Force to Long Ton-Force converter. UnitConvertLab. Retrieved from https://unitconvertlab.com/convert/pound_force-to-long_ton_force