线径对照表 Gauge V.S. Wire Diameter
| 番号 | SWG | BWG | 番号 | SWG | BWG | ||
| # | in | mm | mm | # | in | mm | mm |
| 1 | 0.300 | 7.620 | 7.62 | 26 | 0.018 | 0.457 | 0.46 |
| 2 | 0.276 | 7.010 | 7.21 | 27 | 0.0164 | 0.4166 | 0.41 |
| 3 | 0.252 | 6.401 | 6.58 | 28 | 0.0148 | 0.3559 | 0.36 |
| 4 | 0.232 | 5.893 | 6.05 | 29 | 0.0136 | 0.33 | 0.33 |
| 5 | 0.212 | 0.385 | 5.59 | 30 | 0.0124 | 0.30 | 0.30 |
| 6 | 0.192 | 4.877 | 5.16 | 31 | 0.0116 | 0.2946 | 0.25 |
| 7 | 0.176 | 4.470 | 4.57 | 32 | 0.0108 | 0.2743 | 0.23 |
| 8 | 0.160 | 4.064 | 4.19 | 33 | 0.0100 | 0.2540 | 0.20 |
| 9 | 0.144 | 3.658 | 3.76 | 34 | 0.0092 | 0.2337 | 0.18 |
| 10 | 0.128 | 3.251 | 3.4 | 35 | 0.0084 | 0.2134 | 0.13 |
| 11 | 0.116 | 2.946 | 3.05 | 36 | 0.0076 | 0.1930 | 0.10 |
| 12 | 0.104 | 2.642 | 2.77 | 37 | 0.0068 | 0.1727 | |
| 13 | 0.092 | 2.337 | 2.41 | 38 | 0.0060 | 0.1524 | |
| 14 | 0.080 | 2.032 | 2.11 | 39 | 0.0052 | 0.1321 | |
| 15 | 0.072 | 1.829 | 1.83 | 40 | 0.0048 | 0.1219 | |
| 16 | 0.064 | 1.626 | 1.65 | 41 | 0.0044 | 0.1118 | |
| 17 | 0.560 | 1.422 | 1.47 | 42 | 0.0040 | 0.1016 | |
| 18 | 0.048 | 1.219 | 1.24 | 43 | 0.0036 | 0.0914 | |
| 19 | 0.040 | 1.016 | 1.07 | 44 | 0.0032 | 0.0813 | |
| 20 | 0.036 | 0.914 | 0.89 | 45 | 0.0028 | 0.0711 | |
| 21 | 0.032 | 0.813 | 0.81 | 46 | 0.0024 | 0.0610 | |
| 22 | 0.028 | 0.711 | 0.71 | 47 | 0.0020 | 0.0508 | |
| 23 | 0.024 | 0.610 | 0.64 | 48 | 0.0017 | 0.0406 | |
| 24 | 0.022 | 0.559 | 0.56 | 49 | 0.0012 | 0.0305 | |
| 25 | 0.020 | 0.508 | 0.51 | 50 | 0.0010 | 0.0254 | |