Convert circular mil to square rod
Please provide values below to convert circular mil [circ mil] to square rod [sq rd], or Convert square rod to circular mil.
How to Convert Circular Mil to Square Rod
1 circ mil = 2.00336229369491e-11 sq rd
Example: convert 15 circ mil to sq rd:
15 circ mil = 15 × 2.00336229369491e-11 sq rd = 3.00504344054236e-10 sq rd
Circular Mil to Square Rod Conversion Table
| circular mil | square rod |
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Circular Mil
A circular mil is a unit of area used to measure the cross-sectional size of wires, representing the area of a circle with a diameter of one mil (one thousandth of an inch).
History/Origin
The circular mil originated in the electrical industry to specify wire sizes before the adoption of metric units. It has been a standard measurement in North America for wire gauge sizes for many decades.
Current Use
Circular mils are still used today in the electrical industry to specify wire cross-sectional areas, especially in North America, although metric units are increasingly common.
Square Rod
A square rod is a unit of area equal to the area of a square with sides measuring one rod in length.
History/Origin
The square rod originated in the British Imperial system, historically used in land measurement, particularly in agriculture and surveying, before the adoption of metric units.
Current Use
Today, the square rod is primarily used in real estate, land measurement, and historical contexts, with limited modern application outside of traditional or legal references.