Convert troy ounces to kilograms

1 oz t = 0.03110348 kg. Change the amount below, or read the formula and the reference table further down.

1 troy ounce equals

0.03110348kilograms

1 oz t = 0.03110348 kg

The formula

Troy ounces and kilograms both measure weight & mass from the same zero, so a single multiplier does the job.

kg = oz t × 0.0311034768

Going the other way? Convert kilograms to troy ounces.

Troy ounces to kilograms table

Common values, rounded for reading.

Troy ounces (oz t)Kilograms (kg)
10.031103
20.062207
30.09331
40.124414
50.155517
60.186621
70.217724
80.248828
90.279931
100.311035
150.466552
200.62207
250.777587
300.933104
401.2441
501.5552
752.3328
1003.1103
2507.7759
50015.5517
1,00031.1035

Questions people ask

How many kilograms are in a troy ounce?
One troy ounce equals 0.0311034768 kilograms.
How do I convert troy ounces to kilograms by hand?
Multiply the number of troy ounces by 0.0311034768. For a rough check, 0.031 is close enough for most everyday use.
What is 1 troy ounce in kilograms?
1 troy ounce is 0.03110348 kilograms.

Calcuit generates this page from a unit table, so the factors here match every other page on the site.

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