Long Ton (UK) to Stone Converter
Weight · unit-converter
Convert Long Ton (UK) to Stone with a fixed input and output unit, step-by-step formula line, and reference tables. All calculations use gram-based factors (international avoirdupois pound and metric definitions). The full Weight Converter also includes carat, grain, and US/UK hundredweight.
Calculator
From: Long Ton (UK) (lton)
To: Stone (st)
About Long Ton (UK)
The long ton (UK ton) is 2,240 pounds avoirdupois (about 1.016 metric tons). It appears in UK shipping and some historical contexts.
About Stone
The stone is 14 pounds (UK and Ireland). It is often used for human body weight in those regions.
How to convert long tons (uk) to stone
1 long ton (uk) is equal to 160 stone:
1 lton = (1016046.9088 g ÷ 6350.29318 g) st = 160 st
Each long ton (uk) is defined as 1016046.9088 g and each stone as 6350.29318 g, so one lton equals 1016046.9088 ÷ 6350.29318 st = 160 st.
Let w(lton) be the numeric value of the same mass measured in Long Ton (UK) (lton), and w(st) the value in Stone (st). Then:
w(st) = w(lton) × (1016046.9088 / 6350.29318)
Equivalently, divide by how many lton fit into one st (grams per st divided by grams per lton):
w(st) = w(lton) ÷ 0.00625
Or: stone = long ton (uk) ÷ 0.00625
Examples
Example #1: Convert 20 lton to stone
20 lton = 20 lton × (1016046.9088/6350.29318) st = 3200 st
20 lton = 20 lton ÷ 0.00625 = 3200 st
Example #2: Convert 50 lton to stone
50 lton = 50 lton × (1016046.9088/6350.29318) st = 8000 st
50 lton = 50 lton ÷ 0.00625 = 8000 st
Summary
To convert Long Ton (UK) to Stone, multiply the value in lton by the ratio of grams per lton divided by grams per st. Equivalently: value_st = value_lton × (1016046.9088 / 6350.29318). Numerically, 1 lton equals 160 st.
Relationship context
Both units belong to imperial / UK (stone, long ton, pound, ounce). Relationships such as 16 oz per lb and 14 lb per stone are exact in the avoirdupois system; tons use fixed pound counts. This tool uses international definitions tied to the kilogram.
Conversion tables
| Long Ton (UK) (lton) | Stone (st) |
|---|---|
| 0.1 | 16 |
| 1 | 160 |
| 2 | 320 |
| 3 | 480 |
| 4 | 640 |
| 5 | 800 |
| 6 | 960 |
| 7 | 1,120 |
| 8 | 1,280 |
| 9 | 1,440 |
| Long Ton (UK) (lton) | Stone (st) |
|---|---|
| 10 | 1,600 |
| 20 | 3,200 |
| 30 | 4,800 |
| 40 | 6,400 |
| 50 | 8,000 |
| 60 | 9,600 |
| 70 | 11,200 |
| 80 | 12,800 |
| 90 | 14,400 |
| 100 | 16,000 |