Density and Mass
ton (US)todr
Convert short tons (US tons) (ton (US)) to drams (avoirdupois) (dr).
Factor1 ton (US) = 512000 dr
Converter
ton (US)
Accepts numbers or expressions, e.g. 150 + 14.7
Result
dr
Rendered to 6 significant figures.
Formula
Formula
dr = ton (US) × 512000
Multiply any value in short tons (US tons) by 512000 to obtain the value in drams (avoirdupois).
Worked example
Convert 1 ton (US) to dr.
- 01Start with 1 ton (US).
- 02Multiply by the conversion factor: 1 × 512000 = 512000 dr.
Result1 ton (US) = 512000 dr
Conversion table
| ton (US) | dr |
|---|---|
| 1 | 5.1200e+5 |
| 2 | 1.0240e+6 |
| 5 | 2.5600e+6 |
| 10 | 5.1200e+6 |
| 20 | 1.024e+7 |
| 50 | 2.56e+7 |
| 100 | 5.12e+7 |
| 200 | 1.024e+8 |
| 500 | 2.56e+8 |
| 1000 | 5.12e+8 |
Reference values rounded to 5 significant figures for display.
FAQ
What is the conversion factor from ton (US) to dr?
1 ton (US) equals 512000 dr. To convert, multiply the value in short tons (US tons) by 512000.
How do I convert 1 ton (US) to dr?
1 ton (US) = 512000 dr. For any value, multiply by 512000.
How do I convert dr back to ton (US)?
Divide by the same factor — or equivalently, multiply by 1.953125e-6. So 1 dr = 1.95313e-6 ton (US).
When would I need to convert short ton (US ton) to dram (avoirdupois)?
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).