circular mil | 1 circ mil | 2 circ mil | 3 circ mil | 4 circ mil | 5 circ mil | 6 circ mil | 7 circ mil | 8 circ mil | 9 circ mil | 10 circ mil | 11 circ mil | 12 circ mil | 13 circ mil | 14 circ mil | 15 circ mil | 16 circ mil | 17 circ mil | 18 circ mil | 19 circ mil | 20 circ mil | 21 circ mil | 22 circ mil | 23 circ mil | 24 circ mil | 25 circ mil | 26 circ mil | 27 circ mil | 28 circ mil | 29 circ mil | 30 circ mil | 31 circ mil | 32 circ mil | 33 circ mil | 34 circ mil | 35 circ mil | 36 circ mil | 37 circ mil | 38 circ mil | 39 circ mil | 40 circ mil | 41 circ mil | 42 circ mil | 43 circ mil | 44 circ mil | 45 circ mil | 46 circ mil | 47 circ mil | 48 circ mil | 49 circ mil | 50 circ mil | 51 circ mil | 52 circ mil | 53 circ mil | 54 circ mil | 55 circ mil | 56 circ mil | 57 circ mil | 58 circ mil | 59 circ mil | 60 circ mil | 61 circ mil | 62 circ mil | 63 circ mil | 64 circ mil | 65 circ mil | 66 circ mil | 67 circ mil | 68 circ mil | 69 circ mil | 70 circ mil | 71 circ mil | 72 circ mil | 73 circ mil | 74 circ mil | 75 circ mil | 76 circ mil | 77 circ mil | 78 circ mil | 79 circ mil | 80 circ mil | 81 circ mil | 82 circ mil | 83 circ mil | 84 circ mil | 85 circ mil | 86 circ mil | 87 circ mil | 88 circ mil | 89 circ mil | 90 circ mil | 91 circ mil | 92 circ mil | 93 circ mil | 94 circ mil | 95 circ mil | 96 circ mil | 97 circ mil | 98 circ mil | 99 circ mil | 100 circ mil |
square millimeter | 0.0005067 mm2 | 0.0010134 mm2 | 0.0015201 mm2 | 0.0020268 mm2 | 0.0025335 mm2 | 0.0030402 mm2 | 0.0035470 mm2 | 0.0040537 mm2 | 0.0045604 mm2 | 0.0050671 mm2 | 0.0055738 mm2 | 0.0060805 mm2 | 0.0065872 mm2 | 0.0070939 mm2 | 0.0076006 mm2 | 0.0081073 mm2 | 0.0086140 mm2 | 0.0091207 mm2 | 0.0096274 mm2 | 0.0101342 mm2 | 0.0106409 mm2 | 0.0111476 mm2 | 0.0116543 mm2 | 0.0121610 mm2 | 0.0126677 mm2 | 0.0131744 mm2 | 0.0136811 mm2 | 0.0141878 mm2 | 0.0146945 mm2 | 0.0152012 mm2 | 0.0157079 mm2 | 0.0162146 mm2 | 0.0167213 mm2 | 0.0172281 mm2 | 0.0177348 mm2 | 0.0182415 mm2 | 0.0187482 mm2 | 0.0192549 mm2 | 0.0197616 mm2 | 0.0202683 mm2 | 0.0207750 mm2 | 0.0212817 mm2 | 0.0217884 mm2 | 0.0222951 mm2 | 0.0228018 mm2 | 0.0233085 mm2 | 0.0238153 mm2 | 0.0243220 mm2 | 0.0248287 mm2 | 0.0253354 mm2 | 0.0258421 mm2 | 0.0263488 mm2 | 0.0268555 mm2 | 0.0273622 mm2 | 0.0278689 mm2 | 0.0283756 mm2 | 0.0288823 mm2 | 0.0293890 mm2 | 0.0298957 mm2 | 0.0304025 mm2 | 0.0309092 mm2 | 0.0314159 mm2 | 0.0319226 mm2 | 0.0324293 mm2 | 0.0329360 mm2 | 0.0334427 mm2 | 0.0339494 mm2 | 0.0344561 mm2 | 0.0349628 mm2 | 0.0354695 mm2 | 0.0359762 mm2 | 0.0364829 mm2 | 0.0369896 mm2 | 0.0374964 mm2 | 0.0380031 mm2 | 0.0385098 mm2 | 0.0390165 mm2 | 0.0395232 mm2 | 0.0400299 mm2 | 0.0405366 mm2 | 0.0410433 mm2 | 0.0415500 mm2 | 0.0420567 mm2 | 0.0425634 mm2 | 0.0430701 mm2 | 0.0435768 mm2 | 0.0440836 mm2 | 0.0445903 mm2 | 0.0450970 mm2 | 0.0456037 mm2 | 0.0461104 mm2 | 0.0466171 mm2 | 0.0471238 mm2 | 0.0476305 mm2 | 0.0481372 mm2 | 0.0486439 mm2 | 0.0491506 mm2 | 0.0496573 mm2 | 0.0501640 mm2 | 0.0506708 mm2 |
A circular mil is a unit of area, equal to the area of a circle with a diameter of one mil (one thousandth of an inch). It corresponds to 5.067×10−4 mm². It is a unit intended for referring to the area of a wire with a circular cross section. As the area in circular mils can be calculated without reference to π, the unit makes conversion between cross section and diameter of a wire considerably easier.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
circular mil | circ mil | ≡ π⁄4 mil2 | ≈ 5.067075×10−10 m2 | Imperial/US |
circular mils | square millimeters | circular mils | square millimeters |
---|---|---|---|
1 | = 0.0005067075 | 6 | = 0.003040245 |
2 | = 0.001013415 | 7 | = 0.0035469525 |
3 | = 0.0015201225 | 8 | = 0.00405366 |
4 | = 0.00202683 | 9 | = 0.0045603675 |
5 | = 0.0025335375 | 10 | = 0.005067075 |
Square millimetre or Square millimeter is a SI prefixes applied unit of area, symbol mm2, is a multiple of the of SI prefixes (milli) used with the metre.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
square millimeter | mm2 | ≡ 1 mm × 1 mm ≡ 10-3 m × 10-3 m | = 10-6 m2 | Metric system SI |
square millimeters | circular mils | square millimeters | circular mils |
---|---|---|---|
1 | = 1973.5251599789 | 6 | = 11841.150959873 |
2 | = 3947.0503199578 | 7 | = 13814.676119852 |
3 | = 5920.5754799366 | 8 | = 15788.201279831 |
4 | = 7894.1006399155 | 9 | = 17761.72643981 |
5 | = 9867.6257998944 | 10 | = 19735.251599789 |
circular mils | square millimeters |
---|---|
1 | = 0.0005067 |
1,973.5251600 | = 1 |
Symbol | Definition |
---|---|
≡ | exactly equal |
≈ | approximately equal to |
= | equal to |
digits | indicates that digits repeat infinitely (e.g. 8.294 369 corresponds to 8.294 369 369 369 369 …) |