A troy ounce is exactly 31.1034768 grams.
Troy ounces to Hectograms Converter — oz t to hg
Convert Troy ounce (oz t) to Hectogram (hg) using the exact conversion factor (1 troy ounce = 0.311034768 hectogram). See the formula, worked examples, and conversion table.
Troy ounces to Hectograms converter
Converter
Mass/Weight Converter
Convert SI mass, imperial weight, jewelry, atomic, and astronomy mass units.
Context values
Some unit families need one extra value for a physically accurate result.
Hectogram is 100 gram units.
Result = input x 0.0311034768 / 0.1.
Mass uses the kilogram as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Troy ounces to Hectograms
Weight conversions between Troy ounce and Hectogram come up constantly in everyday commerce, shipping, and cooking, since US packaging is usually labeled in pounds while most of the rest of the world uses kilograms. Specifically: A troy ounce is exactly 31.1034768 grams, and hectogram is 100 gram units.
Formula
hectograms = troy ounces × 0.311034768
This factor comes from each unit's defined relationship to the category's base unit: 1 troy ounce equals 0.0311034768 base units, and 1 hectogram equals 0.1 base units, so dividing one by the other gives the direct troy ounce-to-hectogram factor of 0.311034768.
Simple example
1 oz t × 0.311034768 = 0.311034768 hg
1 troy ounce = 0.311034768 hectograms.
Real-world example
50 oz t × 0.311034768 = 15.5517384 hg
50 troy ounces = 15.5517384 hectograms.
Conversion table
| Troy ounce (oz t) | Hectogram (hg) |
|---|---|
| 1 oz t | 0.311034768 hg |
| 5 oz t | 1.55517384 hg |
| 10 oz t | 3.11034768 hg |
| 25 oz t | 7.7758692 hg |
| 50 oz t | 15.5517384 hg |
| 100 oz t | 31.1034768 hg |
Reverse conversion: Hectogram to Troy ounce
0.311034768 hg × 3.215074657 = 1 oz t
0.311034768 hectograms = 1 troy ounce.
troy ounces = hectograms × 3.21507465686
For a page dedicated to this direction, see Hectogram to Troy ounce.
Understanding the Troy ounce (oz t)
A troy ounce is exactly 31.1034768 grams.
Understanding the Hectogram (hg)
Hectogram is 100 gram units.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many hectograms are in 1 troy ounce?
1 troy ounce equals 0.311034768 hectograms, using the exact defined conversion factor rather than an estimate.
How do I convert troy ounce to hectogram?
Multiply the troy ounce value by 0.311034768. The converter above does this instantly to whatever precision you set.
How do I convert hectogram back to troy ounce?
Use the reverse factor: 1 hectogram equals 3.215074657 troy ounces. You can also use the swap control in the converter above to flip the direction instantly.
What is a troy ounce?
Troy ounce (oz t) is a unit of mass/weight.
What is a hectogram?
Hectogram (hg) is a unit of mass/weight.
Is the troy ounce to hectogram conversion exact?
Yes. Both troy ounce and hectogram are defined by fixed standards rather than physical artifacts, so the factor of 0.311034768 used above is exact to as many digits as you choose to display.