Standard Wire Gauge Chart

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Standard Wire Gauge Uses:

The Standard Wire Gauge (SWG) system is widely used to specify the diameter of electrically conducting wires. It is particularly prevalent in the United Kingdom and other countries using the British Imperial measurements system. SWG is used across various industries, including electrical engineering, telecommunications, automotive, construction, etc. It’s employed to determine the appropriate wire size for a given application, ensuring electrical conductivity and safety.

Standard Wire Gauge in Mm, Swg Dimensions, Standard Wire Gauge Chart in Mm, Swg Wire Gauge Chart, Standard Wire Gauge, Swg Standard Wire Gauge, Swg Thickness in Mm, Swg Wall Thickness.

Standard Wire Gauge Chart in MM

Outside diameters 22 SWG 0.711 mm 20 SWG 0.914 mm 18 SWG 1.218 mm 16 SWG 1.625 mm
Inches mm KG/Mtr KG/Mtr KG/Mtr KG/Mtr
1/4″ 6.35 0.124 0.157 0.192
5/16″ 7.95 0.161 0.205 0.257
3/8″ 9.525 0.197 0.253 0.321
1/2″ 12.7 0.213 0.27 0.35 0.451
5/8″ 15.875 0.27 0.342 0.447 0.58
3/4″ 19.05 0.415 0.544 0.709
7/8″ 22.225 0.383 0.448 0.641 0.838
1″ 25.4 0.44 0.56 0.738 0.967
1 1/4″ 31.75 0.553 0.706 0.931 1.23
1 1/2″ 38.1 0.666 0.851 1.13 1.48
1 3/4″ 44.45 0.779 0.996 1.32 1.74
2″ 50.8 0.892 1.14 1.51 2
2 1/2″ 63.5 1.9 2.52
3″ 76.2 2.29 3.03
3 1/2″ 88.9 2.67 3.55
4″ 101.6 3.06 4.07
5″ 127 3.628 4.97
5 1/2″ 139.7 4 5.481
6″ 152.4 4.36 6
6 1/2″ 161.1 4.72 6.48
Outside diameters 14 SWG 2.032 mm 12 SWG 2.641 mm 11 SWG 2.946 mm   10 SWG   3.257 mm
Inches mm KG/Mtr KG/Mtr KG/Mtr KG/Mtr
1/4″ 6.35
5/16″ 7.95
3/8″ 9.525 0.381
1/2″ 12.7 0.543 0.665 0.72
5/8″ 15.875 0.704 0.875 0.954
3/4″ 19.05 0.866 1.09 1.19 1.29
7/8″ 22.225 1.03 1.3 1.42 1.55
1″ 25.4 1.19 1.51 1.66 1.8
1 1/4″ 31.75 1.51 1.93 2.13 2.32
1 1/2″ 38.1 1.84 2.35 2.59 2.84
1 3/4″ 44.45 2.16 2.77 3.06 3.35
2″ 50.8 2.48 3.19 3.53 3.87
2 1/2″ 63.5 3.13 4.03 4.47 4.91
3″ 76.2 3.77 4.87 5.4 5.64
3 1/2″ 88.9 4.42 5.7 6.34 6.97
4″ 101.6 5.07 6.54 7.28 8.01
5″ 127 6.01 7.926 9.673
5 1/2″ 139.7 6.624 8.736 10.675
6″ 152.4 7.33 9.545 11.699
6 1/2″ 161.1 7.84 10.419 12.72

SWG Dimensions

Standard Wire Gauge Diameter Turns of wire Cross-sectional area
in mm in−1 mm−1 kcmil mm2
0000000 (7/0) 0.5 12.7 2 0.0787 250 127
000000 (6/0) 0.464 11.8 2.16 0.0848 215 109
00000 (5/0) 0.432 11 2.31 0.0911 187 94.6
0000 (4/0) 0.4 10.2 2.5 0.0984 160 81.1
000 (3/0) 0.372 9.45 2.69 0.106 138 70.1
00 (2/0) 0.348 8.84 2.87 0.113 121 61.4
0 (1/0) 0.324 8.23 3.09 0.122 105 53.2
1 0.3 7.62 3.33 0.131 90 45.6
2 0.276 7.01 3.62 0.143 76.2 38.6
3 0.252 6.4 3.97 0.156 63.5 32.2
4 0.232 5.89 4.31 0.17 53.8 27.3
5 0.212 5.38 4.72 0.186 44.9 22.8
6 0.192 4.88 5.21 0.205 36.9 18.7
7 0.176 4.47 5.68 0.224 31 15.7
8 0.16 4.06 6.25 0.246 25.6 13
9 0.144 3.66 6.94 0.273 20.7 10.5
10 0.128 3.25 7.81 0.308 16.4 8.3
11 0.116 2.95 8.62 0.339 13.5 6.82
12 0.104 2.64 9.62 0.379 10.8 5.48
13 0.092 2.34 10.9 0.428 8.46 4.29
14 0.08 2.03 12.5 0.492 6.4 3.24
15 0.072 1.83 13.9 0.547 5.18 2.63
16 0.064 1.63 15.6 0.615 4.1 2.08
17 0.056 1.42 17.9 0.703 3.14 1.59
18 0.048 1.22 20.8 0.82 2.3 1.17
19 0.04 1.02 25 0.984 1.6 0.811
20 0.036 0.914 27.8 1.09 1.3 0.657
21 0.032 0.813 31.3 1.23 1.02 0.519
22 0.028 0.711 35.7 1.41 0.784 0.397
23 0.024 0.61 41.7 1.64 0.576 0.292
24 0.022 0.559 45.5 1.79 0.484 0.245
25 0.02 0.508 50 1.97 0.4 0.203
26 0.018 0.457 55.6 2.19 0.324 0.164
27 0.0164 0.417 61 2.4 0.269 0.136
28 0.0148 0.376 67.6 2.66 0.219 0.111
29 0.0136 0.345 73.5 2.89 0.185 0.0937
30 0.0124 0.315 80.6 3.18 0.154 0.0779
Standard Wire Gauge Diameter Res. per length (for copper wire) Mass per length Current Capacity (A)
in Ω/kft Ω/km lb/ft kg/m 750 cmil/A 500 cmil/A
0000000 (7/0) 0.5 0.136 0.447 0.759 1.13 333 500
000000 (6/0) 0.464 0.158 0.519 0.654 0.973 287 431
00000 (5/0) 0.432 0.182 0.598 0.567 0.844 249 373
0000 (4/0) 0.4 0.213 0.698 0.486 0.723 213 320
000 (3/0) 0.372 0.246 0.807 0.42 0.625 185 277
00 (2/0) 0.348 0.281 0.922 0.368 0.547 161 242
0 (1/0) 0.324 0.324 1.06 0.319 0.474 140 210
1 0.3 0.378 1.24 0.273 0.407 120 180
2 0.276 0.447 1.47 0.231 0.344 102 152
3 0.252 0.536 1.76 0.193 0.287 84.7 127
4 0.232 0.632 2.07 0.163 0.243 71.8 108
5 0.212 0.757 2.48 0.137 0.203 59.9 89.9
6 0.192 0.923 3.03 0.112 0.167 49.2 73.7
7 0.176 1.1 3.6 0.0941 0.14 41.3 62
8 0.16 1.33 4.36 0.0778 0.116 34.1 51.2
9 0.144 1.64 5.38 0.063 0.0937 27.6 41.5
10 0.128 2.08 6.81 0.0498 0.0741 21.8 32.8
11 0.116 2.53 8.3 0.0409 0.0608 17.9 26.9
12 0.104 3.15 10.3 0.0329 0.0489 14.4 21.6
13 0.092 4.02 13.2 0.0257 0.0383 11.3 16.9
14 0.08 5.32 17.4 0.0194 0.0289 8.53 12.8
15 0.072 6.56 21.5 0.0157 0.0234 6.91 10.4
16 0.064 8.31 27.3 0.0124 0.0185 5.46 8.19
17 0.056 10.9 35.6 0.0095 0.0142 4.18 6.27
18 0.048 14.8 48.5 0.007 0.0104 3.07 4.61
19 0.04 21.3 69.8 0.0049 0.0072 2.13 3.2
20 0.036 26.3 86.1 0.0039 0.0059 1.73 2.59

Standard Wire Gauge Price:

The pricing of wire gauges can vary based on factors such as material (copper, aluminium, etc.), diameter, length, and supplier. Generally, thicker wires (lower gauge numbers) are more expensive due to the higher material required. Additionally, Standard Wire Gauge Price can fluctuate based on market demand, the quality of the wire, and any additional features such as insulation or special coatings. Obtaining quotes from multiple suppliers is recommended to ensure the best price for your specific needs. For more information or assistance, feel free to contact us at +91 98190 44957.

You can download a Standard Wire Gauge Table PDF from Steelo Fabrica. This chart provides comprehensive information on wire gauges and their corresponding measurements.

 

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