Convert Circular Mils to Pyeong

Convert Circular Mils (cmil) to Pyeong (평) instantly and accurately.

Circular Mils (cmil)
Pyeong (평)

Conversion Formula

평 = cmil × 1.532790124e-10

About Circular Mils

A circular mil (cmil) is a unit used in electrical engineering to specify the cross-sectional area of round wires and cables. Equal to the area of a circle with a diameter of exactly one thou (one thousandth of an inch) - approximately 5.067 × 10⁻¹⁰ m² - it simplifies wire calculations: the cross-sectional area in cmil equals the wire diameter in mils, squared. US electrical codes (NEC/NEMA) specify conductor sizes in circular mils, and large cables are rated in thousands of circular mils (kcmil or MCM). A 12 AWG wire, common in US household wiring, has a cross-section of 6,530 cmil.

About Pyeong

A pyeong (평) is the traditional Korean unit of floor area, equal to approximately 3.306 m² - historically derived from the Japanese tsubo, with which it shares the same value. Despite South Korea officially adopting square meters, pyeong remains deeply embedded in Korean real estate culture. Apartment listings in Seoul and Busan still commonly advertise sizes in pyeong, and a typical Korean family apartment is around 25-33 pyeong. One pyeong equals approximately 35.58 square feet.

Quick Reference Table

Circular Mils (cmil)Pyeong (평)
1 cmil1.533 × 10-10
2 cmil3.066 × 10-10
5 cmil7.664 × 10-10
10 cmil1.533 × 10-9
25 cmil3.832 × 10-9
50 cmil7.664 × 10-9
100 cmil1.533 × 10-8

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