什么是AWG美国线规
美国线规（AWG）是一种测量绞合线和实心线横截面的测量系统，主要用于美国和加拿大的电气工程。
AWG 表
| AWG | Ø 密耳 | 毫米直径 | μ 英寸2 | Ø mm2 | Ω pro 1000 英尺 | Ω pro 千米 | 英尺 pro Ω | m pro Ω |
|---|---|---|---|---|---|---|---|---|
| 1 | 289,300 | 7,350 | 65733,500 | 42,409 | 0,123 | 0,406 | 8070,000 | 2459,736 |
| 2 | 257,600 | 6,540 | 52117,300 | 33,624 | 0,156 | 0,513 | 6400,000 | 1950,720 |
| 3 | 229,400 | 5,830 | 41331,100 | 26,665 | 0,197 | 0,646 | 5075,000 | 1546,860 |
| 4 | 204,300 | 5,190 | 32781,300 | 21,149 | 0,248 | 0,815 | 4025,000 | 1226,820 |
| 5 | 181,900 | 4,620 | 25986,900 | 16,766 | 0,313 | 1,028 | 3192,000 | 972,922 |
| 6 | 162,000 | 4,110 | 20612,000 | 13,298 | 0,395 | 1,296 | 2531,000 | 771,449 |
| 7 | 144,300 | 3,670 | 16353,900 | 10,551 | 0,498 | 1,635 | 2007,000 | 611,734 |
| 8 | 128,500 | 3,260 | 12968,700 | 8,367 | 0,628 | 2,061 | 1592,000 | 485,242 |
| 9 | 114,400 | 2,910 | 10278,800 | 6,631 | 0,792 | 2,599 | 1262,000 | 384,658 |
| 10 | 101,900 | 2,590 | 8155,270 | 5,261 | 0,998 | 3,277 | 1001,000 | 305,105 |
| 11 | 90,740 | 2,300 | 6466,770 | 4,172 | 1,260 | 4,134 | 794,000 | 242,011 |
| 12 | 80,810 | 2,050 | 5128,850 | 3,309 | 1,588 | 5,210 | 629,600 | 191,902 |
| 13 | 71,960 | 1,830 | 4066,980 | 2,624 | 2,003 | 6,572 | 499,300 | 152,187 |
| 14 | 64,080 | 1,630 | 3225,040 | 2,081 | 2,525 | 8,284 | 396,000 | 120,701 |
| 15 | 57,070 | 1,450 | 2558,030 | 1,650 | 3,184 | 10,446 | 314,000 | 95,707 |
| 16 | 50,820 | 1,290 | 2028,430 | 1,309 | 4,016 | 13,176 | 249,000 | 75,895 |
| 17 | 45,260 | 1,150 | 1608,860 | 1,038 | 5,064 | 16,614 | 197,500 | 60,198 |
| 18 | 40,300 | 1,020 | 1275,560 | 0,823 | 6,385 | 20,948 | 156,600 | 47,732 |
| 19 | 35,890 | 0,910 | 1011,670 | 0,653 | 8,051 | 26,414 | 124,200 | 37,856 |
| 20 | 31,960 | 0,810 | 802,238 | 0,518 | 10,150 | 33,301 | 98,500 | 30,023 |
| 21 | 28,460 | 0,720 | 636,150 | 0,410 | 12,800 | 41,995 | 78,110 | 23,808 |
| 22 | 25,350 | 0,640 | 504,715 | 0,326 | 16,140 | 52,953 | 61,950 | 18,882 |
| 23 | 22,570 | 0,570 | 400,086 | 0,258 | 20,360 | 66,798 | 49,130 | 14,975 |
| 24 | 20,100 | 0,510 | 317,309 | 0,205 | 25,670 | 84,219 | 38,960 | 11,875 |
| 25 | 17,900 | 0,450 | 251,649 | 0,162 | 32,370 | 106,201 | 30,900 | 9,418 |
| 26 | 15,940 | 0,400 | 199,557 | 0,129 | 40,810 | 133,891 | 24,500 | 7,468 |
| 27 | 14,200 | 0,360 | 158,368 | 0,102 | 51,470 | 168,865 | 19,430 | 5,922 |
| 28 | 12,640 | 0,320 | 125,483 | 0,081 | 64,900 | 212,927 | 15,410 | 4,697 |
| 29 | 11,260 | 0,290 | 99,578 | 0,064 | 81,830 | 268,471 | 12,220 | 3,725 |
| 30 | 10,030 | 0,250 | 79,011 | 0,051 | 103,200 | 338,583 | 9,691 | 2,954 |
| 31 | 8,928 | 0,230 | 62,603 | 0,040 | 130,100 | 426,837 | 7,685 | 2,342 |
| 32 | 7,950 | 0,200 | 49,639 | 0,032 | 164,100 | 538,386 | 6,095 | 1,858 |
| 33 | 7,080 | 0,180 | 39,369 | 0,025 | 206,900 | 678,806 | 4,833 | 1,473 |
| 34 | 6,305 | 0,160 | 31,222 | 0,020 | 260,900 | 855,971 | 3,833 | 1,168 |
| 35 | 5,615 | 0,140 | 24,762 | 0,016 | 329,000 | 1079,396 | 3,040 | 0,927 |
| 36 | 5,000 | 0,130 | 19,635 | 0,013 | 414,800 | 1360,892 | 2,411 | 0,735 |
| 37 | 4,453 | 0,110 | 15,573 | 0,010 | 523,100 | 1716,207 | 1,912 | 0,583 |
| 38 | 3,965 | 0,100 | 12,347 | 0,008 | 659,600 | 2164,042 | 1,516 | 0,462 |
| 39 | 3,531 | 0,090 | 9,792 | 0,006 | 831,800 | 2729,003 | 1,202 | 0,366 |
| 40 | 3,145 | 0,080 | 7,768 | 0,005 | 1049,000 | 3441,601 | 0,953 | 0,291 |