Density and Mass
grtooz t
Convert grains (gr) to troy ounces (oz t).
Factor1 gr = 0.002083333 oz t
Converter
gr
Accepts numbers or expressions, e.g. 150 + 14.7
Result
oz t
Rendered to 6 significant figures.
Formula
Formula
oz t = gr × 0.002083333
Multiply any value in grains by 0.002083333 to obtain the value in troy ounces.
Worked example
Convert 480 gr to oz t.
- 01Start with 480 gr.
- 02Multiply by the conversion factor: 480 × 0.002083333 = 1 oz t.
Result480 gr = 1 oz t
Conversion table
| gr | oz t |
|---|---|
| 1 | 0.0020833 |
| 2 | 0.0041667 |
| 5 | 0.010417 |
| 10 | 0.020833 |
| 20 | 0.041667 |
| 50 | 0.10417 |
| 100 | 0.20833 |
| 200 | 0.41667 |
| 500 | 1.0417 |
| 1000 | 2.0833 |
Reference values rounded to 5 significant figures for display.
FAQ
What is the conversion factor from gr to oz t?
1 gr equals 0.002083333 oz t. To convert, multiply the value in grains by 0.002083333.
How do I convert 1 gr to oz t?
1 gr = 0.00208333 oz t. For any value, multiply by 0.002083333.
How do I convert oz t back to gr?
Divide by the same factor — or equivalently, multiply by 480. So 1 oz t = 480 gr.
When would I need to convert grain (troy/apothecary) to troy ounce?
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).