Density and Mass
drtoton (US)
Convert drams (avoirdupois) (dr) to short tons (US tons) (ton (US)).
Factor1 dr = 1.953125e-6 ton (US)
Converter
dr
Accepts numbers or expressions, e.g. 150 + 14.7
Result
ton (US)
Rendered to 6 significant figures.
Formula
Formula
ton (US) = dr × 1.953125e-6
Multiply any value in drams (avoirdupois) by 1.953125e-6 to obtain the value in short tons (US tons).
Worked example
Convert 512000 dr to ton (US).
- 01Start with 512000 dr.
- 02Multiply by the conversion factor: 512000 × 1.953125e-6 = 1 ton (US).
Result512000 dr = 1 ton (US)
Conversion table
| dr | ton (US) |
|---|---|
| 1 | 1.9531e-6 |
| 2 | 3.9063e-6 |
| 5 | 9.7656e-6 |
| 10 | 1.9531e-5 |
| 20 | 3.9063e-5 |
| 50 | 9.7656e-5 |
| 100 | 0.00019531 |
| 200 | 0.00039062 |
| 500 | 0.00097656 |
| 1000 | 0.0019531 |
Reference values rounded to 5 significant figures for display.
FAQ
What is the conversion factor from dr to ton (US)?
1 dr equals 1.953125e-6 ton (US). To convert, multiply the value in drams (avoirdupois) by 1.953125e-6.
How do I convert 1 dr to ton (US)?
1 dr = 1.95313e-6 ton (US). For any value, multiply by 1.953125e-6.
How do I convert ton (US) back to dr?
Divide by the same factor — or equivalently, multiply by 512000. So 1 ton (US) = 512000 dr.
When would I need to convert dram (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).