Millimeter to Chain (mm → ch)
Convert millimeter to chain instantly. The conversion factor below is exact by international definition.
Realtime·length·SI
Exact
mm
× 0
ch
0.00004971
Precision [auto]
6
📐mm to ch formulaExact
ch = mm × 4.970970e-5
Inverse: mm = ch × 20116.800000000003
Worked example: 1 mm = 4.970970e-5 ch
ℹ️About these units
Millimeter (mm)
Chain (ch)
📊Reference table: mm → ch
| Millimeter (mm) | Chain (ch) |
|---|---|
| 1 | 0.00004971 |
| 2 | 0.00009942 |
| 5 | 0.00024855 |
| 10 | 0.0004971 |
| 15 | 0.00074565 |
| 20 | 0.00099419 |
| 25 | 0.001243 |
| 50 | 0.002485 |
| 100 | 0.004971 |
| 250 | 0.012427 |
| 500 | 0.024855 |
| 750 | 0.037282 |
| 1,000 | 0.04971 |
Want a downloadable CSV? Append ?format=csv to the API /api/v1/table endpoint.
🔁Reverse & related
🔌API & widget
GET https://convertnavi.com/api/v1/convert?value=10&from=millimeter&to=chainEmbed this converter
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