Tolok wayar standard (SWG) ke kalkulator konversi mm dan mm 2 , carta dan cara menukar.
Kawasan serentak wayar n tolok A n dalam milimeter persegi (mm 2 ) sama dengan pi dibahagi dengan 4 kali ganda dawai persegi d dalam milimeter (mm):
A n (mm 2 ) = (π / 4) × d n 2
| SWG # | Diameter (mm) |
Kawasan (mm 2 ) |
|---|---|---|
| 7/0 | 12.700 | 126.6769 |
| 6/0 | 11.786 | 109.0921 |
| 5/0 | 10.973 | 94.5638 |
| 4/0 | 10.160 | 81.0732 |
| 3/0 | 9.449 | 70.1202 |
| 2/0 | 8.839 | 61.3643 |
| 0 | 8.230 | 53.1921 |
| 1 | 7.620 | 45.6037 |
| 2 | 7.010 | 38.5989 |
| 3 | 6.401 | 32.1780 |
| 4 | 5.893 | 27.2730 |
| 5 | 5.385 | 22.7735 |
| 6 | 4.877 | 18.6793 |
| 7 | 4.470 | 15.6958 |
| 8 | 4.064 | 12.9717 |
| 9 | 3.658 | 10.5071 |
| 10 | 3.251 | 8.3019 |
| 11 | 2.946 | 6.8183 |
| 12 | 2.642 | 5.4805 |
| 13 | 2.337 | 4.2888 |
| 14 | 2.032 | 3.2429 |
| 15 | 1.829 | 2.6268 |
| 16 | 1.626 | 2.0755 |
| 17 | 1.422 | 1.5890 |
| 18 | 1.219 | 1.1675 |
| 19 | 1.016 | 0.8107 |
| 20 | 0.914 | 0.6567 |
| 21 | 0.813 | 0.5189 |
| 22 | 0.711 | 0.3973 |
| 23 | 0.610 | 0.2919 |
| 24 | 0.559 | 0.2452 |
| 25 | 0.5080 | 0.2027 |
| 26 | 0.4572 | 0.1642 |
| 27 | 0.4166 | 0.1363 |
| 28 | 0.3759 | 0.1110 |
| 29 | 0.3454 | 0.0937 |
| 30 | 0.3150 | 0.0779 |
| 31 | 0.2946 | 0.0682 |
| 32 | 0.2743 | 0.0591 |
| 33 | 0.2540 | 0.0507 |
| 34 | 0.2337 | 0.0429 |
| 35 | 0.2134 | 0.0358 |
| 36 | 0.1930 | 0.0293 |
| 37 | 0.1727 | 0.0234 |
| 38 | 0.1524 | 0.0182 |
| 39 | 0.1321 | 0.0137 |
| 40 | 0.1219 | 0.0117 |
| 41 | 0.1118 | 0.0098 |
| 42 | 0.1016 | 0.0081 |
| 43 | 0.0914 | 0.0066 |
| 44 | 0.0813 | 0.0052 |
| 45 | 0.0711 | 0.0040 |
| 46 | 0.0610 | 0.0029 |
| 47 | 0.0508 | 0.0020 |
| 48 | 0.0406 | 0.0013 |
| 49 | 0.0305 | 0.0007 |
| 50 | 0.0254 | 0.0005 |
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