Troy Pounds to Ounces Converter (lb t to oz)
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Troy Pounds to Ounces
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Convert Ounces to Troy Pounds (oz to lb t) ▶

Conversion Table

troy pounds to ounces
lb toz
1 lb t 13.1657 oz
2 lb t 26.3314 oz
3 lb t 39.4971 oz
4 lb t 52.6629 oz
5 lb t 65.8286 oz
6 lb t 78.9943 oz
7 lb t 92.16 oz
8 lb t 105.3257 oz
9 lb t 118.4914 oz
10 lb t 131.6571 oz
11 lb t 144.8229 oz
12 lb t 157.9886 oz
13 lb t 171.1543 oz
14 lb t 184.32 oz
15 lb t 197.4857 oz
16 lb t 210.6514 oz
17 lb t 223.8171 oz
18 lb t 236.9829 oz
19 lb t 250.1486 oz
20 lb t 263.3143 oz

How to convert

1 troy pound (lb t) = 13.16571429 ounce (oz). Troy Pound (lb t) is a unit of Weight used in Standard system. Ounce (oz) is a unit of Weight used in Standard system.

Troy Pounds: A Unit of Weight

Troy pounds are a unit of weight that are used for measuring precious metals, such as gold, silver and platinum. Troy pounds are derived from the French word troye, which was the name of a market town in France where English merchants traded in the Middle Ages. The symbol for troy pound is lb t.

How to Convert Troy Pounds

Troy pounds can be converted to other units of weight by using conversion factors or formulas. Here are some examples of how to convert troy pounds to other units of weight in the US customary system and the SI system:

  • To convert troy pounds to avoirdupois pounds, multiply by 0.8229. For example, 10 lb t = 10 x 0.8229 = 8.229 lb.
  • To convert troy pounds to avoirdupois ounces, multiply by 13.1657. For example, 5 lb t = 5 x 13.1657 = 65.8285 oz.
  • To convert troy pounds to tons (short), divide by 1216.05. For example, 20 lb t = 20 / 1216.05 = 0.0164 ton.
  • To convert troy pounds to kilograms, multiply by 0.3732. For example, 15 lb t = 15 x 0.3732 = 5.598 kg.
  • To convert troy pounds to grams, multiply by 373.2417. For example, 25 lb t = 25 x 373.2417 = 9331.0425 g.
  • To convert troy pounds to milligrams, multiply by 373241.7216. For example, 30 lb t = 30 x 373241.7216 = 11197251.648 mg.

Definition of the Ounce

The ounce is defined differently in different systems of measurement. The most common ounce is the international avoirdupois ounce, which is equal to 28.349523125 grams or 437.5 grains. This is the ounce that is used for most purposes, such as measuring food, postal items, fabric, paper and boxing gloves. The avoirdupois ounce is one-sixteenth of an avoirdupois pound, which is defined as 7000 grains.

Another ounce is the international troy ounce, which is equal to 31.1034768 grams or 480 grains. This is the ounce that is used for measuring precious metals and gems, such as gold, silver, platinum and diamonds. The troy ounce is one-twelfth of a troy pound, which is defined as 5760 grains.

A third ounce is the apothecaries’ ounce, which is also equal to 480 grains, but it is divided into eight drams instead of twelve pennyweights like the troy ounce. The apothecaries’ ounce is used for measuring medicines and drugs.

There are also other historical or regional ounces that have different values, such as the Spanish ounce, the French ounce, the Portuguese ounce, the Roman/Italian ounce, the Dutch metric ounce and the Chinese metric ounce.

How to Convert Ounces

Ounces can be converted to other units of weight by using conversion factors or formulas. Here are some examples of how to convert ounces to other units of weight in the US customary system and the SI system:

  • To convert ounces to pounds, divide by 16. For example, 32 oz = 32/16 = 2 lb.
  • To convert ounces to tons (short), divide by 32000. For example, 64000 oz = 64000/32000 = 2 tons.
  • To convert ounces to grams, multiply by 28.349523125. For example, 4 oz = 4 x 28.349523125 = 113.3980925 g.
  • To convert ounces to kilograms, multiply by 0.028349523125. For example, 8 oz = 8 x 0.028349523125 = 0.226796185 kg.
  • To convert ounces to milligrams, multiply by 28349.523125. For example, 2 oz = 2 x 28349.523125 = 56699.04625 mg.
  • To convert ounces to micrograms, multiply by 28349523.125. For example, 1 oz = 1 x 28349523.125 = 28349523.125 µg.



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