Pennyweight to Ton (metric) Conversion Calculator: Free Online Tool
Convert pennyweights to tons with our free online weight converter.
Pennyweight to Ton (metric) Calculator
How to Use the Calculator:
- Enter the value you want to convert in the 'From' field (Pennyweight).
- The converted value in Ton (metric) 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 Pennyweight to Ton (metric)
Converting Pennyweight to Ton (metric) involves multiplying the value by a specific conversion factor, as shown in the formula below.
Formula:
1 Pennyweight = 0.00000155517 tonsExample Calculation:
Convert 5 pennyweights: 5 × 0.00000155517 = 0.00000777585 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 Pennyweight and a Ton (metric)?
The pennyweight (dwt) is a unit of mass in the troy weight system. It is equal to 1/20 of a troy ounce, or 24 grains. It is equivalent to exactly 1.55517384 grams.
The metric ton (or tonne) is a unit of mass equal to 1,000 kilograms (kg). It is part of the International System of Units (SI) although not technically an SI unit itself, it is accepted for use with SI. It is equivalent to approximately 2,204.6 pounds.
Note: The Pennyweight is part of the imperial/US customary system, primarily used in the US, UK, and Canada for everyday measurements. The Ton (metric) belongs to the imperial/US customary system.
History of the Pennyweight and Ton (metric)
Historically, the pennyweight was the weight of a silver penny in medieval England. It became part of the standardized troy system used for precious metals and coinage.
The term "tonne" derives from the "tun", an old English unit of volume for large casks. The metric tonne was defined as 1,000 kilograms to provide a larger metric unit for trade and industry, aligning with the decimal nature of the SI system.
Common Uses for pennyweights and tons
Explore the typical applications for both Pennyweight (imperial/US) and Ton (metric) (imperial/US) to understand their common contexts.
Common Uses for pennyweights
- Jewelry: Used by jewelers and goldsmiths for measuring quantities of precious metals during crafting and valuation.
- Dentistry: Sometimes used for measuring dental alloys.
- Ammunition: Historically used for specifying the weight of components in ammunition.
Common Uses for tons
- Transportation: Measuring the mass of vehicles like cars, trucks, and heavy machinery.
- Shipping & Logistics: Quantifying large amounts of bulk cargo in shipping (e.g., coal, grain, ore).
- Agriculture: Expressing crop yields and large-scale agricultural production.
- Heavy Industry: Standard unit for production outputs in steel manufacturing, mining, and construction.
- Waste Management: Used for calculating municipal solid waste volumes and recycling quantities.
Frequently Asked Questions
Questions About Pennyweight (dwt)
How many pennyweights are in a troy ounce?
There are 20 pennyweights (dwt) in 1 troy ounce (oz t).
How many grains are in a pennyweight?
There are 24 grains (gr) in 1 pennyweight (dwt).
How many grams are in a pennyweight?
There are exactly 1.55517384 grams (g) in 1 pennyweight (dwt).
About Ton (metric) (t)
How many kilograms are in a metric ton?
There are exactly 1,000 kilograms (kg) in 1 metric ton (t).
Is a metric ton the same as a US ton?
No. A metric ton (1,000 kg) is slightly heavier than a US ton (also called a short ton, 2,000 lbs or about 907.18 kg).
Why is it sometimes spelled "tonne"?
The spelling "tonne" is often used internationally to distinguish it clearly from the imperial/US tons (short ton and long ton).
Conversion Table: Pennyweight to Ton (metric)
| Pennyweight (dwt) | Ton (metric) (t) |
|---|---|
| 1 | 0 |
| 5 | 0 |
| 10 | 0 |
| 25 | 0 |
| 50 | 0 |
| 100 | 0 |
| 500 | 0.001 |
| 1,000 | 0.002 |
All Weight Conversions
Other Units from Weight
- Kilogram (kg)
- Gram (g)
- Milligram (mg)
- Pound (lb)
- Ounce (oz)
- Stone (st)
- Ton (US) (ton)
- Ton (UK) (long ton)
- Microgram (µg)
- Carat (ct)
- Slug (sl)
- Troy Ounce (oz t)
- Grain (gr)
- Dram (dr)
- Quintal (q)
- Atomic Mass Unit (u)
- Pavan (India) (pavan)
- Kati (India) (kati)
- Masha (India) (masha)
- Dina (India) (dina)
- Pras (India) (pras)
- Lota (India) (lota)