How to convert millimeters to chains
1 millimeter is equal to 0.00004970969538 chains, and 1 chain is equal to 20,116.8 millimeters. To convert, multiply by the conversion factor:
chains = millimeters × 0.00004970969538
chains = millimeters ÷ 20,116.8Example: convert 15 mm to ch: 15 × 0.00004970969538 = 0.0007456454307 ch.
Millimeter to Chain conversion table
| Millimeter (mm) | Chain (ch) |
|---|---|
| 0.01 mm | 4.970969538 × 10⁻⁷ ch |
| 0.1 mm | 0.000004970969538 ch |
| 1 mm | 0.00004970969538 ch |
| 2 mm | 0.00009941939076 ch |
| 3 mm | 0.0001491290861 ch |
| 5 mm | 0.0002485484769 ch |
| 10 mm | 0.0004970969538 ch |
| 20 mm | 0.0009941939076 ch |
| 50 mm | 0.002485484769 ch |
| 100 mm | 0.004970969538 ch |
| 250 mm | 0.01242742384 ch |
| 500 mm | 0.02485484769 ch |
| 1,000 mm | 0.04970969538 ch |
About the millimeter
A millimeter is one thousandth of a meter. It's the standard unit in engineering drawings, manufacturing, rainfall and screen and paper sizes.
Symbol: mm · 1 mm = 0.001 m · Category: Metric (SI)
About the chain
Gunter's chain is 66 feet (20.1168 m), equal to 100 links or 4 rods. A cricket pitch is one chain long, and an acre is 10 square chains.
Symbol: ch · 1 ch = 20.1168 m · Category: Imperial & US customary