Convert US Ton to Ounce (ton (US) → oz)

Converting US tons to ounces is straightforward: multiply by the conversion factor. Follow these three steps to do it by hand or in your head.

1. 1
   Take your value in US tons

   Start with the number of US tons (ton (US)) you want to convert.
2. 2
   Multiply by 32,000

   The conversion factor from ton (US) to oz is 32,000. Multiply your value by this number.
3. 3
   Read the result in ounces

   The result is your value in ounces (oz).

Multiply the value in US tons by 32,000. For the reverse direction, multiply by 0.00003125.

• ✓1 US short ton = 2000 lb = 907.18 kg.
• ✓Always clarify "short ton" in US international contracts — metric partners may assume 1000 kg.
• ✓US trucking and steel industries default to short tons; US scientific papers use metric.

• ✗Treating "ton" in US rail or truck freight as metric — the default is short ton.
• ✗Using 1000 kg as a shortcut for a US short ton — 93 kg short per ton.
• ✗Confusing short ton (907 kg) with the long ton (1016 kg) on older US paperwork.

What is the US Ton?

The US short ton equals exactly 2,000 pounds or 907.18474 kilograms, and is the standard weight unit for American freight, mining, construction, and waste management. Its name distinguishes it from the longer UK long ton (2,240 lb). The short ton emerged in the United States during the 19th century to simplify calculations: 2,000 is a rounder number than 2,240. Today it dominates American industry — coal mining quotes production in short tons, dump trucks are rated by short-ton capacity, and the EPA tracks emissions in short tons. Imperial-to-metric confusion can be costly: in 1999, the Mars Climate Orbiter spacecraft was lost partly due to a units mismatch involving pounds and newtons. The short ton relates to the pound (2,000 lb = 1 ton), the metric ton (1 short ton ≈ 0.907 t), and the long ton (1 long ton = 1.12 short tons).

• US freight and trucking weight limits
• US coal and mining production
• US shipbuilding and heavy industry

What is the Ounce?

The ounce equals exactly 28.349523125 grams or 1/16 of a pound. The word derives from the Latin 'uncia,' meaning one twelfth (the original Roman ounce was 1/12 of a Roman pound). The modern avoirdupois ounce, used for everyday weights in the United States and the United Kingdom, replaced the older Tower and Troy systems. It is the standard unit for American kitchen recipes (where 'ounce' refers to weight, distinct from the fluid ounce of volume), postal rates, package sizes (a 12-oz can of soda), and boxing-glove weights. Precious metals like gold and silver use the troy ounce (31.103 g), about 10% heavier than the avoirdupois ounce. The ounce relates to the pound (16 oz = 1 lb), the gram (1 oz ≈ 28.35 g), and the grain (1 oz = 437.5 grains).

• American and British cooking recipes
• Food packaging in the US
• Precious metals (troy ounce = 31.10 g, different from avoirdupois)