Convert Long Tons to Grains
1 long ton (ton (UK)) equals 15680000 grains (gr).
1 ton (UK) = 15680000 gr
Type in either box. Scientific notation works: 1.5e-3.
Converting a list? Use the bulk long ton to grain converter to paste a column from Excel.
How to Convert Long Ton to Grain
- 1 ton (UK) = 15680000 gr
- 1 gr = 6.37755102 × 10⁻⁸ ton (UK)
- Example: convert 15 ton (UK) to gr: 15 ton (UK) = 15 × 15680000 gr = 235200000 gr
Reference conditions. ton (UK): Avoirdupois system: 1 lb = 16 oz = 7000 grains = 0.45359237 kg exactly (1959 agreement). gr: Avoirdupois system: 1 lb = 16 oz = 7000 grains = 0.45359237 kg exactly (1959 agreement).
Formula
gr = ton (UK) × 15680000
Derivation from SI units:
- 1 long ton = 2240 lb = 1016.0469088 kg (exact)
- 1 gr = 1/7000 lb = 64.79891 mg (exact)
- 1 ton (UK) = 1016.0469088 kg ÷ 0.00006479891 kg per gr = 15680000 gr
Both units are defined exactly, so the factor is exact. Long Ton definition: long ton; Grain definition: grain.
Worked examples
- A reading of 5 ton (UK) converts to 78400000 gr.
5 ton (UK) × 15680000 = 78400000 gr - A value of 100 ton (UK) is 1568000000 gr.
100 ton (UK) × 15680000 = 1568000000 gr
Long Ton to Grain conversion table
| Long Tons (ton (UK)) | Grains (gr) |
|---|---|
| 0.5 ton (UK) | 7840000 gr |
| 1 ton (UK) | 15680000 gr |
| 2 ton (UK) | 31360000 gr |
| 5 ton (UK) | 78400000 gr |
| 10 ton (UK) | 156800000 gr |
| 50 ton (UK) | 784000000 gr |
| 100 ton (UK) | 1568000000 gr |
| 1000 ton (UK) | 15680000000 gr |
| 10000 ton (UK) | 156800000000 gr |
Where it's used
Long Tons are used for ship displacement and deadweight tonnage, while grains appear in bullet and powder weights. Both measure mass (commonly called weight), so the conversion is a fixed factor.
Long Ton to other weight and mass units
| Conversion | 1 ton (UK) equals |
|---|---|
| long ton to kilogram | 1016.046909 kg |
| long ton to gram | 1016046.909 g |
| long ton to milligram | 1016046909 mg |
| long ton to microgram | 1016046909000 µg |
| long ton to metric ton | 1.016046909 t |
| long ton to pound | 2240 lb |
| long ton to ounce | 35840 oz |
| long ton to stone | 160 st |
| long ton to short ton | 1.12 ton (US) |
| long ton to grain | 15680000 gr |
| long ton to troy ounce | 32666.66667 oz t |
| long ton to carat | 5080234.544 ct |
Frequently asked questions
How many grains are in 1 long ton?
1 ton (UK) = 15680000 gr.
How do I convert long tons to grains?
Multiply the value in ton (UK) by 15680000. For example, 15 ton (UK) × 15680000 = 235200000 gr.
Is the ton (UK) to gr conversion exact?
Yes. Both units are defined exactly, and 1 ton (UK) is exactly 15680000 gr.
Sources
- Guide for the Use of the International System of Units (SI), NIST Special Publication 811, 2008 Edition, National Institute of Standards and Technology , Appendix B.8, "ton, long (2240 lb)".
- Guide for the Use of the International System of Units (SI), NIST Special Publication 811, 2008 Edition, National Institute of Standards and Technology , Appendix B.8, "grain (gr)".
Last reviewed: . Factors are stored exactly and computed with 50-digit decimal arithmetic. See how we verify conversion factors.
Cite this page
APA
Scientific Converters. (2026, October 15). Convert Long Tons to Grains. Retrieved October 17, 2026, from https://scientificconverters.com/mass/long-tons-to-grains/
IEEE
Scientific Converters, "Convert Long Tons to Grains," scientificconverters.com. Accessed: Oct. 17, 2026. [Online]. Available: https://scientificconverters.com/mass/long-tons-to-grains/