Density and Mass
dwttooz
Convert pennyweights (troy) (dwt) to ounces (avoirdupois) (oz).
Factor1 dwt = 0.05485714 oz
Converter
dwt
Accepts numbers or expressions, e.g. 150 + 14.7
Result
oz
Rendered to 6 significant figures.
Formula
Formula
oz = dwt × 0.05485714
Multiply any value in pennyweights (troy) by 0.05485714 to obtain the value in ounces (avoirdupois).
Worked example
Convert 100 dwt to oz.
- 01Start with 100 dwt.
- 02Multiply by the conversion factor: 100 × 0.05485714 = 5.48571 oz.
Result100 dwt = 5.48571 oz
Conversion table
| dwt | oz |
|---|---|
| 1 | 0.054857 |
| 2 | 0.10971 |
| 5 | 0.27429 |
| 10 | 0.54857 |
| 20 | 1.0971 |
| 50 | 2.7429 |
| 100 | 5.4857 |
| 200 | 10.971 |
| 500 | 27.429 |
| 1000 | 54.857 |
Reference values rounded to 5 significant figures for display.
FAQ
What is the conversion factor from dwt to oz?
1 dwt equals 0.05485714 oz. To convert, multiply the value in pennyweights (troy) by 0.05485714.
How do I convert 1 dwt to oz?
1 dwt = 0.0548571 oz. For any value, multiply by 0.05485714.
How do I convert oz back to dwt?
Divide by the same factor — or equivalently, multiply by 18.22917. So 1 oz = 18.2292 dwt.
When would I need to convert pennyweight (troy) to ounce (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).