Dram to Ton (UK) Conversion Calculator: Free Online Tool

Convert drams to long tons with our free online weight converter.

From:

Dram

To:

Ton (UK)

How to Use the Calculator:

Enter the value you want to convert in the 'From' field (Dram).
The converted value in Ton (UK) will appear automatically in the 'To' field.
Use the dropdown menus to select different units within the Weight category.
Click the swap button (⇌) to reverse the conversion direction.

How to Convert Dram to Ton (UK)

Converting Dram to Ton (UK) involves multiplying the value by a specific conversion factor, as shown in the formula below.

Formula:

1 Dram = 0.00000174386 long tons

Example Calculation:

Convert 5 drams: 5 × 0.00000174386 = 0.0000087193 long tons

Disclaimer: For Reference Only

These conversion results are provided for informational purposes only. While we strive for accuracy, we make no guarantees regarding the precision of these results, especially for conversions involving extremely large or small numbers which may be subject to the inherent limitations of standard computer floating-point arithmetic.

Not for professional use. Results should be verified before use in any critical application. View our Terms of Service for more information.

What is a Dram and a Ton (UK)?

The dram (or drachm) can refer to several units. In the context of common weight conversion (Avoirdupois system), it is a unit of mass equal to 1/16 of an ounce or 1/256 of a pound. This Avoirdupois dram is approximately 1.7718 grams.

The UK Ton, also known as the Long Ton or Imperial Ton, is a unit of mass in the Imperial system. It is defined as 2,240 pounds, which is equivalent to 1,016.0469088 kilograms.

Note: The Dram is part of the imperial/US customary system, primarily used in the US, UK, and Canada for everyday measurements. The Ton (UK) belongs to the imperial/US customary system.

History of the Dram and Ton (UK)

The term originates from the Greek drachma coin. It became a unit in multiple historical weight systems (Avoirdupois, Apothecaries', Troy). The Avoirdupois dram was used for general commodities.

The term "ton" originates from the "tun," a large cask used in the wine trade. The long ton was standardized in the British Weights and Measures Act of 1824 and was historically used in the UK and Commonwealth countries for trade and shipping.

Common Uses for drams and long tons

Explore the typical applications for both Dram (imperial/US) and Ton (UK) (imperial/US) to understand their common contexts.

Common Uses for drams

Historical Measurement: Found in older texts and recipes.
Ammunition Reloading: Powder charges are sometimes measured in dram equivalents (though grains are more common).
Note: The fluid dram (fl dr) is a unit of volume in the Apothecaries' system, distinct from the Avoirdupois dram mass unit.

Common Uses for long tons

Historically used for shipping bulk commodities in the UK and Commonwealth.
Sometimes still used for measuring ship displacement.
Occasionally encountered in older engineering specifications or historical contexts.

Frequently Asked Questions

Questions About Dram (dr)

How many drams are in an ounce (avoirdupois)?

There are 16 drams (dr) in 1 avoirdupois ounce (oz).

How many grams are in a dram (avoirdupois)?

There are approximately 1.771845 grams (g) in 1 avoirdupois dram (dr).

Is a dram a unit of mass or volume?

It can be both, which causes confusion. The Avoirdupois dram (dr) is mass (1/16 oz). The fluid dram (fl dr) is volume (1/8 fl oz).

About Ton (UK) (long ton)

How many pounds are in a UK Ton (Long Ton)?

There are exactly 2,240 pounds (lb) in 1 UK Ton (long ton).

Is a UK Ton larger than a US Ton?

Yes, a UK Ton (2,240 lb) is larger than a US Ton (short ton, 2,000 lb).

How does the UK Ton compare to the metric ton?

A UK Ton (1,016.05 kg) is very close to, but slightly larger than, a metric ton (tonne, 1,000 kg).

Conversion Table: Dram to Ton (UK)

Dram (dr)	Ton (UK) (long ton)
1	0
5	0
10	0
25	0
50	0
100	0
500	0.001
1,000	0.002

All Weight Conversions

Kilogram to Gram Kilogram to Milligram Kilogram to Pound Kilogram to Ounce Kilogram to Stone Kilogram to Ton (metric)Kilogram to Ton (US)Kilogram to Ton (UK)Kilogram to Microgram Kilogram to Carat Kilogram to Slug Kilogram to Troy Ounce Kilogram to Pennyweight Kilogram to Grain Kilogram to Dram Kilogram to Quintal Kilogram to Atomic Mass Unit Kilogram to Pavan (India)Kilogram to Kati (India)Kilogram to Masha (India)Kilogram to Dina (India)Kilogram to Pras (India)Kilogram to Lota (India)Gram to Kilogram Gram to Milligram Gram to Pound Gram to Ounce Gram to Stone Gram to Ton (metric)Gram to Ton (US)Gram to Ton (UK)Gram to Microgram Gram to Carat Gram to Slug Gram to Troy Ounce Gram to Pennyweight Gram to Grain Gram to Dram Gram to Quintal Gram to Atomic Mass Unit Gram to Pavan (India)Gram to Kati (India)Gram to Masha (India)Gram to Dina (India)Gram to Pras (India)Gram to Lota (India)Milligram to Kilogram Milligram to Gram Milligram to Pound Milligram to Ounce Milligram to Stone Milligram to Ton (metric)Milligram to Ton (US)Milligram to Ton (UK)Milligram to Microgram Milligram to Carat Milligram to Slug Milligram to Troy Ounce Milligram to Pennyweight Milligram to Grain Milligram to Dram Milligram to Quintal Milligram to Atomic Mass Unit Milligram to Pavan (India)Milligram to Kati (India)Milligram to Masha (India)Milligram to Dina (India)Milligram to Pras (India)Milligram to Lota (India)Pound to Kilogram Pound to Gram Pound to Milligram Pound to Ounce Pound to Stone Pound to Ton (metric)Pound to Ton (US)Pound to Ton (UK)Pound to Microgram Pound to Carat Pound to Slug Pound to Troy Ounce Pound to Pennyweight Pound to Grain Pound to Dram Pound to Quintal Pound to Atomic Mass Unit Pound to Pavan (India)Pound to Kati (India)Pound to Masha (India)Pound to Dina (India)Pound to Pras (India)Pound to Lota (India)Ounce to Kilogram Ounce to Gram Ounce to Milligram Ounce to Pound Ounce to Stone Ounce to Ton (metric)Ounce to Ton (US)Ounce to Ton (UK)Ounce to Microgram Ounce to Carat Ounce to Slug Ounce to Troy Ounce Ounce to Pennyweight Ounce to Grain Ounce to Dram Ounce to Quintal Ounce to Atomic Mass Unit Ounce to Pavan (India)Ounce to Kati (India)Ounce to Masha (India)Ounce to Dina (India)Ounce to Pras (India)Ounce to Lota (India)Stone to Kilogram Stone to Gram Stone to Milligram Stone to Pound Stone to Ounce