Square mil
This article does not cite any sources. (December 2009) |
square mil | |
---|---|
Unit system | Imperial and US customary measurement systems |
Unit of | Area |
Symbol | mil2 |
Conversions | |
1 mil2 in ... | ... is equal to ... |
Imperial and US customary | 1×10−6 in2 |
SI units | 6.45160×10−4 mm2 |
A square mil is a unit of area, equal to the area of a square with sides of length one mil. A mil is one thousandth of an international inch. This unit of area is usually used in specifying the area of the cross section of a wire or cable.
Equivalence to other units of area[]
1 square mil is equal to:
- 1 millionth of a square inch (1 square inch is equal to 1 million square mils)
- 6.4516×10−10 square metres
- about 1.273 circular mils (1 circular mil is equal to about 0.7854 square mils). Where 1.273 is (1÷(π÷4)) and where 0.7854 is (π÷4).
See also[]
Categories:
- Units of area
- Decimalisation