附表2 常用線規(guī)號與公稱直徑對照表
|
線規(guī)號 |
SWG英國線規(guī) |
BWG伯明翰線規(guī) |
AWG美國線規(guī) | |||
|
in |
mm |
in |
mm |
in |
mm | |
|
3 |
O．252 |
6.401 |
0.259 |
6.58 |
0.2294 |
5.83 |
|
4 |
0.232 |
5.893 |
0.238 |
6.05 |
0.2043 |
5.19 |
|
5 |
0.212 |
5.385 |
0.220 |
5.59 |
0.1819 |
4.62 |
|
線規(guī)號 |
SWG英國線規(guī) |
BWG伯明翰線規(guī) |
AWG美國線規(guī) | |||
|
in |
mm |
in |
mm |
in |
mm | |
|
6 |
0.192 |
4.877 |
0.203 |
5.16 |
O．1620 |
4.11 |
|
7 |
O．176 |
4.470 |
O．180 |
4.57 |
0.1443 |
3.67 |
|
8 |
O．160 |
4.064 |
O．165 |
4.19 |
0.1285 |
3.26 |
|
9 |
0.144 |
3.658 |
0.148 |
3.76 |
0.1144 |
2.91 |
|
10 |
O．128 |
3.251 |
O．134 |
3.40 |
0.1019 |
2.59 |
|
ll |
O．116 |
2.946 |
O．120 |
3.05 |
0.09074 |
2.30 |
|
12 |
O．104 |
2.642 |
O．109 |
2.77 |
0.08081 |
2.05 |
|
13 |
0.092 |
2.337 |
0.095 |
2.41 |
0.07196 |
l-83 |
|
14 |
0.080 |
2.032 |
0.083 |
2.11 |
0.06408 |
1.63 |
|
15 |
0.072 |
1.829 |
0.072 |
1.83 |
0.05707 |
1.45 |
|
16 |
0.064 |
1.626 |
0.065 |
1.65 |
0.05082 |
1.29 |
|
17 |
0.056 |
1.422 |
0.058 |
1.47 |
0.04526 |
1.15 |
|
18 |
0.048 |
1.219 |
0.049 |
1.24 |
0.04030 |
1.02 |
|
19 |
0.040 |
1.016 |
0.042 |
1.07 |
0.03589 |
0.9l |
|
20 |
0.036 |
0.914 |
0.035 |
0.89 |
0.03196 |
0.812 |
|
2l |
O．032 |
0.813 |
0.032 |
O．8l |
0.02846 |
0.723 |
|
22 |
0.028 |
0.711 |
0.028 |
0.71 |
0.02535 |
0.644 |
|
23 |
0.024 |
0.610 |
0.025 |
O．64 |
0.02257 |
O．573 |
|
24 |
0.022 |
O．559 |
O．022 |
0.56 |
0.02010 |
0.511 |
|
25 |
0.020 |
O．508 |
0.020 |
0.5l |
O．01790 |
0.455 |
|
26 |
O．018 |
0.457 |
0.018 |
0.46 |
0.01594 |
0.405 |
|
27 |
0.0164 |
0.4166 |
0.016 |
0.41 |
0.01420 |
O．361 |
|
28 |
0.0148 |
O．3759 |
0.014 |
0.36 |
0.01264 |
O．321 |
|
29 |
0.0136 |
0.3454 |
0.013 |
0.33 |
0.01126 |
O．286 |
|
30 |
0.0124 |
0.3150 |
0.012 |
0.30 |
0.01003 |
0.255 |
|
31 |
0.0116 |
0.2946 |
0.010 |
0.25 |
0.008928 |
0.227 |
|
32 |
0.0108 |
0.2743 |
0.009 |
0.23 |
0.007950 |
0.202 |
|
33 |
0.0100 |
0.2540 |
0.008 |
O．20 |
0.007080 |
0.180 |
|
34 |
0.0092 |
O．2337 |
0.007 |
O．18 |
O．006304 |
0.160 |
|
35 |
0.0084 |
O．2134 |
0.005 |
0.13 |
0.005615 |
O．143 |
|
36 |
0.0076 |
O．1930 |
O．004 |
0.10 |
0.005000 |
0.127 |