Convert chain to chain (US survey)
Please provide values below to convert chain [ch] to chain (US survey) [ch (US)], or Convert chain (US survey) to chain.
1 ch = 0.999997999999 ch (US). To convert chain to chain (US survey), multiply the value by 0.999997999999; to go the other way, divide by it (1 ch (US) = 1.000002 ch). Both units measure length and appear in everyday as well as technical calculations, so switching between them quickly is often useful.
Quick Reference
- 1 ch = 0.999997999999 ch (US)
- 1 ch (US) = 1.000002 ch
- 10 ch = 9.99997999999 ch (US)
- 100 ch = 99.9997999999 ch (US)
How to Convert Chain to Chain (Us Survey)
1 ch = 0.999997999999029 ch (US)
Example: convert 15 ch to ch (US):
15 ch = 15 × 0.999997999999029 ch (US) = 14.9999699999854 ch (US)
Chain to Chain (Us Survey) Conversion Table
| chain | chain (US survey) |
|---|---|
| 1 ch | 0.999997999999 ch (US) |
| 2 ch | 1.999996 ch (US) |
| 3 ch | 2.999994 ch (US) |
| 5 ch | 4.99999 ch (US) |
| 10 ch | 9.99997999999 ch (US) |
| 20 ch | 19.99996 ch (US) |
| 50 ch | 49.9999 ch (US) |
| 100 ch | 99.9997999999 ch (US) |
| 500 ch | 499.999 ch (US) |
| 1000 ch | 999.997999999 ch (US) |
Chain
A chain is a unit of length equal to 66 feet, or 22 yards.
History/Origin
The chain was developed by English surveyor Edmund Gunter in the early 17th century. It was designed to be a convenient length for surveying land.
Current Use
The chain is still used in some surveying applications and is the length of a cricket pitch.
Chain (Us Survey)
A U.S. survey chain is a unit of length equal to 66 U.S. survey feet.
History/Origin
The U.S. survey chain is based on the U.S. survey foot, which was slightly different from the international foot. The use of survey units was officially phased out in 2022.
Current Use
The U.S. survey chain was used for land surveying in the United States.
Frequently Asked Questions
What is 1 chain in chain (US survey)?
1 chain (ch) = 0.999997999999 chain (US survey) (ch (US)).
How do you convert chain to chain (US survey)?
Multiply the chain value by 0.999997999999. For example, 25 ch × 0.999997999999 = 24.99995 ch (US).
What is 10 chain in chain (US survey)?
10 ch = 9.99997999999 ch (US).
Which unit is larger, the chain or the chain (US survey)?
The chain (US survey) is the larger unit: 1 ch equals only 0.999997999999 ch (US).