📐 Mils to Chains Converter

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25 mils =
3.15657 × 10⁻⁵ chains
1 mil =
1.26263 × 10⁻⁶ chains
1 chain =
792,000 mils
Formula
ch = mil × 1.26263 × 10⁻⁶
Handy values
100 mil = 0.000126263 ch · 1,000 mil = 0.00126263 ch · 10,000 mil = 0.0126263 ch

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⚡ Mils to Chains: the quick answer

1 mil = 1.26263 × 10⁻⁶ ch 1 mil equals 1.26263 × 10⁻⁶ chains

To convert mils to chains, multiply the value by 1.26263 × 10⁻⁶. To go the other way, multiply chains by 792,000 to get mils.

↔ Convert chains to mils instead

🧮 Formula

Mils to Chains
ch = mil × 1.26263 × 10⁻⁶
Chains to Mils
mil = ch × 792,000

Where

  • mil = the length in mils
  • ch = the length in chains
Every unit here is defined by its length in meters, so the conversion factor is (meters per mil) ÷ (meters per chain).

📊 Mils to Chains conversion table

Mils (mil)Chains (ch)
1 mil1.26263 × 10⁻⁶ ch
5 mil6.31313 × 10⁻⁶ ch
10 mil1.26263 × 10⁻⁵ ch
25 mil3.15657 × 10⁻⁵ ch
50 mil6.31313 × 10⁻⁵ ch
100 mil0.000126263 ch
250 mil0.000315657 ch
500 mil0.000631313 ch
1,000 mil0.00126263 ch
2,500 mil0.00315657 ch
5,000 mil0.00631313 ch
10,000 mil0.0126263 ch
100,000 mil0.126263 ch
1,000,000 mil1.26263 ch

✏️ Worked examples

Convert 25 mils to chains

25 mil × 1.26263 × 10⁻⁶ = 3.15657 × 10⁻⁵ ch

Try this example →

Convert 250 mils to chains

250 mil × 1.26263 × 10⁻⁶ = 0.000315657 ch

Try this example →

📘 About these units

Mil (mil). A mil, also called a thou, is one thousandth of an inch (0.0254 mm), used for thin films, wire and coatings.

Chain (ch). A chain is 66 feet (20.1168 m), a surveying unit; 80 chains make one mile.

❓ Frequently asked questions

How many chains are in one mil?

There are 1.26263 × 10⁻⁶ chains in one mil.

How do I convert mils to chains?

Multiply the number of mils by 1.26263 × 10⁻⁶. For example, 10 mils equal 1.26263 × 10⁻⁵ chains.

How many mils are in one chain?

One chain equals 792,000 mils.

How many chains is 1,000 mils?

0.00126263 chains. Other common values: 100 mils = 0.000126263 chains and 10,000 mils = 0.0126263 chains.

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