Density and Mass
sttooz
Convert stones (st) to ounces (avoirdupois) (oz).
Factor1 st = 223.9999 oz
Converter
st
Accepts numbers or expressions, e.g. 150 + 14.7
Result
oz
Rendered to 6 significant figures.
Formula
Formula
oz = st × 223.9999
Multiply any value in stones by 223.9999 to obtain the value in ounces (avoirdupois).
Worked example
Convert 1 st to oz.
- 01Start with 1 st.
- 02Multiply by the conversion factor: 1 × 223.9999 = 224 oz.
Result1 st = 224 oz
Conversion table
| st | oz |
|---|---|
| 1 | 224 |
| 2 | 448 |
| 5 | 1120 |
| 10 | 2240 |
| 20 | 4480 |
| 50 | 11200 |
| 100 | 22400 |
| 200 | 44800 |
| 500 | 1.1200e+5 |
| 1000 | 2.2400e+5 |
Reference values rounded to 5 significant figures for display.
FAQ
What is the conversion factor from st to oz?
1 st equals 223.9999 oz. To convert, multiply the value in stones by 223.9999.
How do I convert 1 st to oz?
1 st = 224 oz. For any value, multiply by 223.9999.
How do I convert oz back to st?
Divide by the same factor — or equivalently, multiply by 0.004464288. So 1 oz = 0.00446429 st.
When would I need to convert stone (UK avoirdupois) 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).