Mass and Weight · Unit Converter

Convert Troy Ounce to Metric Ton

Convert troy ounces to metric tons instantly. 1 troy ounce = 3.110348e-5 metric ton — use the live calculator, the exact formula, a conversion table and worked examples. Also check the Metric Ton to Troy Ounce converter for the reverse conversion.

Written by Sunith Babu L, Ph.D., Lead Engineer Reviewed by Dr. Ashok Kumar K, Ph.D.
Mass and Weight category 2 min read Published Last reviewed Updated

Units explained

Troy & Apothecary

Troy Ounce

What is a troy ounce?

The troy ounce (ozt) equals about 31.103 grams, one-twelfth of a troy pound.

Origin of the troy ounce

From the Troy system of weights associated with Troyes, France.

Where it is used

The global standard for pricing gold, silver, platinum, and palladium.

When and where it was developed

Established in the medieval Troy system and retained for precious metals.

Metric / SI

Metric Ton

What is a metric ton?

The metric ton (t) equals exactly 1,000 kilograms; it is also called the tonne.

Origin of the metric ton

From 'tun', a large medieval cask; 'metric' distinguishes it from imperial tons.

Where it is used

The global standard for trade, freight, and heavy industry.

When and where it was developed

Recognized internationally with the spread of the metric system in the late 19th century.

Troy Ounce to Metric Ton conversion formula

The relationship between troy ounces and metric tons:

1 oz t = 3.110348e-5 t
1 t = 32150.746568628 oz t

To convert troy ounces to metric tons, multiply the value in troy ounces by 3.110348e-5. To reverse, multiply metric tons by 32150.746568628.

How to use this converter

Type a value into the calculator. The result in metric tons updates as you type. Tap a quick value, copy the result with one click, or use the swap arrow to jump straight to the Metric Ton to Troy Ounce converter for the reverse direction.

Step-by-step: convert troy ounces to metric tons

  1. Write down the value in troy ounces (oz t).
  2. Multiply that value by the factor 3.110348e-5.
  3. The product is the equivalent value in metric tons (t).
  4. To reverse, multiply the metric ton value by 32150.746568628.

Worked examples

Example 1 — Convert 1 oz t to t:
1 × 3.110348e-5 = 3.110348e-5 t

Example 2 — Convert 100 oz t to t:
100 × 3.110348e-5 = 0.0031103477 t

Real-world example — Small to geographic-scale

100,000 troy ounces equals one metric ton — a useful conversion when small-scale survey diagrams must be related to road-network distances on a different map.

100000 oz t × 3.110348e-5 = 3.11034768 t

Real-world example — Architectural to geographic scale

A 100,000-troy ounce measurement equals one metric ton. The five-order-of-magnitude scale change comes up in mapping work where architectural site plans must be related to road-network maps.

100000 oz t × 3.110348e-5 = 3.11034768 t

Troy Ounce to Metric Ton conversion table

Standard reference values for converting troy ounces to metric tons:

Troy Ounce [oz t]Metric Ton [t]
0.013.110348e-7
0.13.110348e-6
13.110348e-5
26.220695e-5
39.331043e-5
40.0001244139
50.0001555174
100.0003110348
200.0006220695
300.0009331043
400.0012441391
500.0015551738
1000.0031103477
5000.0155517384
10000.0311034768

Frequently asked questions

How many metric tons is 1 troy ounce?
1 troy ounce equals 3.110348e-5 metric ton.
How do I convert troy ounces to metric tons?
Multiply the value in troy ounces by 3.110348e-5 to get metric tons.
How do I convert metric tons back to troy ounces?
Multiply the value in metric tons by 32150.746568628, or use the Metric Ton to Troy Ounce converter.
How many metric tons is 100 troy ounces?
100 troy ounces equals 0.0031103477 metric tons, because 100 × 3.110348e-5 = 0.0031103477.

Convert Troy Ounce to other weight units

Show all Troy Ounce conversions
Metric / SI (18 units)
Avoirdupois (15 units)
Troy & Apothecary (9 units)
Indian / South Asian (6 units)
Scientific / Atomic (9 units)
Astronomical (4 units)
Biblical / Ancient (14 units)
Force / Engineering (5 units)

Sources & references

Conversion factor (1 oz t = 3.110348e-5 t) verified against the following authoritative sources:

Results are provided for general reference. Verify critical measurements against an authoritative standard.