Density and Mass
lbtoton (US)
Convert pounds (avoirdupois) (lb) to short tons (US tons) (ton (US)).
Factor1 lb = 0.0005 ton (US)
Converter
lb
Accepts numbers or expressions, e.g. 150 + 14.7
Result
ton (US)
Rendered to 6 significant figures.
Formula
Formula
ton (US) = lb × 0.0005
Multiply any value in pounds (avoirdupois) by 0.0005 to obtain the value in short tons (US tons).
Worked example
Convert 20000 lb to ton (US).
- 01Start with 20000 lb.
- 02Multiply by the conversion factor: 20000 × 0.0005 = 10 ton (US).
Result20000 lb = 10 ton (US)
Conversion table
| lb | ton (US) |
|---|---|
| 1 | 0.0005 |
| 2 | 0.001 |
| 5 | 0.0025 |
| 10 | 0.005 |
| 20 | 0.01 |
| 50 | 0.025 |
| 100 | 0.05 |
| 200 | 0.1 |
| 500 | 0.25 |
| 1000 | 0.5 |
Reference values rounded to 5 significant figures for display.
FAQ
What is the conversion factor from lb to ton (US)?
1 lb equals 0.0005 ton (US). To convert, multiply the value in pounds (avoirdupois) by 0.0005.
How do I convert 1 lb to ton (US)?
1 lb = 0.0005 ton (US). For any value, multiply by 0.0005.
How do I convert ton (US) back to lb?
Divide by the same factor — or equivalently, multiply by 2000. So 1 ton (US) = 2000 lb.
When would I need to convert pound (avoirdupois) to short ton (US ton)?
Mass conversions appear in material balances, reagent dosing, and reconciling vendor specifications across imperial/metric systems.
Is the conversion exact?
The factor shown is precise to at least 7 significant figures. For most process-engineering work this is far better than instrument accuracy. For metrology or trade applications, refer to the relevant national standard (NIST, BIPM, ISO 80000).