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Convert Chain (Gunter's) to Millimeter

Converting from ch to mm

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Information:

  • The SI base unit for length is the meter (m).
  • 1 inch = 2.54 centimeters exactly.
  • 1 mile = 1.60934 kilometers.
  • 1 nautical mile = 1.852 kilometers.
Convert Millimeter (mm) to Chain (Gunter's) (ch) instead
Conversion Details & Formula

Formula:

Result (mm) = Input Value (ch) × 20116.8

The conversion factor is derived from SI base unit conversions: (20.1168 / 0.001)

Unit Relationship:

  • 1 ch (Chain (Gunter's)) = 20116.8 mm (Millimeter)
  • 1 mm (Millimeter) = 0.0000497 ch (Chain (Gunter's))

Equivalence to SI Base Unit (m):

  • 1 ch (Chain (Gunter's)) = 20.1168 m
  • 1 mm (Millimeter) = 0.001 m