Table Of Contents
Troy ounce to kilograms Conversion
1 troy ounce (oz t) is equal to 0.0311034768 kilograms (kg).
1 oz t = 0.0311034768 kg
or
1 kg = 32.15074657 oz t
Formula
To convert a mass from troy ounce (oz t) to kilograms (kg), divide the mass in troy ounce by 32.15074657
m(kg) = m(oz t) / 32.15074657
Examples:
Convert 250 troy ounce to kilograms:
m(kg) = 250oz t / 32.15074657 = 7.7758692 kg
Conversion table
| Troy ounce (oz t) | Kilograms (kg) |
|---|---|
| 1 oz t | 0.031103477 kg |
| 2 oz t | 0.062206954 kg |
| 3 oz t | 0.09331043 kg |
| 5 oz t | 0.155517384 kg |
| 10 oz t | 0.311034768 kg |
| 20 oz t | 0.622069536 kg |
| 25 oz t | 0.77758692 kg |
| 50 oz t | 1.55517384 kg |
| 100 oz t | 3.11034768 kg |
| 250 oz t | 7.7758692 kg |
| 500 oz t | 15.5517384 kg |
| 1000 oz t | 31.1034768 kg |
| Kilograms (kg) | Troy ounce (oz t) |
|---|---|
| 1 kg | 32.150746569 oz t |
| 2 kg | 64.301493137 oz t |
| 3 kg | 96.452239706 oz t |
| 5 kg | 160.753732843 oz t |
| 10 kg | 321.507465686 oz t |
| 20 kg | 643.014931373 oz t |
| 25 kg | 803.768664216 oz t |
| 50 kg | 1607.537328431 oz t |
| 100 kg | 3215.074656863 oz t |
| 250 kg | 8037.686642157 oz t |
| 500 kg | 16075.373284314 oz t |
| 1000 kg | 32150.746568628 oz t |
Frequently asked questions
How do I convert troy ounce to kilograms?
Divide the value in troy ounce by 32.15074657 to get the result in kilograms. For example, 5 oz t ÷ 32.15074657 = 0.155517384 kg.
How many kilograms are in 1 troy ounce?
1 troy ounce (oz t) is equal to 0.031103477 kilograms (kg).
How do I convert kilograms back to troy ounce?
Use the inverse operation: multiply the value in kilograms by 32.15074657 to get the result in troy ounce.
How accurate is the troy ounce to kilograms conversion?
The converter multiplies by the conversion factor 32.15074657 and rounds the result to 9 decimal places by default. You can increase or reduce the precision with the digits option on this page.
Sources
Conversion factors are based on internationally recognised standards:
- BIPM — The International System of Units (SI Brochure, 9th edition)
- ISO 80000-4:2019 — Quantities and units — Part 4: Mechanics
- NIST Handbook 44, Appendix C — General Tables of Units of Measurement (current edition)
- NIST Guide to the SI (SP 811), Appendix B.9: Factors for units listed by kind of quantity or field of science
- Circular of the Bureau of Standards No. 43: The Metric Carat (1st edition, issued November 1, 1913)
