The relationship between AWG SWG and metric mm equivalent thickness
from very fine gauge to industrial mesh rod and rebar sizes
 SWG AWG Gage Conversions

Structural Wire Conversion Tables
[ for mm diameter, multiply inches below by 25.4 ]

 Wire Number Imperial Standard Wire Gauge American Wire Gauge gauge ins. dia. ins. dia. 0000000 (7/0) 0.5000 - 000000 (6/0) 0.4640 0.580000 00000 (5/0) 0.4320 0.516500 0000 (4/0) 0.4000 0.460000 000 (3/0) 0.3720 0.409642 00 (2/0) 0.3480 0.364796 0 (1/0) 0.3240 0.324861 1 0.3000 0.289297 2 0.2760 0.257627 3 0.2520 0.229423 4 0.2320 0.2043 5 0.2120 0.1819 6 0.1920 0.1620 7 0.1760 0.1443 8 0.1600 0.1285 9 0.1440 0.1144 10 0.1280 0.1019 11 0.1160 0.0907 12 0.1040 0.0808 13 0.0920 0.0720 14 0.0800 0.0641 15 0.0720 0.0571 16 0.0640 0.0508 17 0.0560 0.0453 18 0.0480 0.0403 19 0.0400 0.0359 20 0.0360 0.0320 21 0.0320 0.0285 22 0.0280 0.0253 23 0.0240 0.0226 24 0.0220 0.0201 25 0.0200 0.0179 26 0.0180 0.0159 27 0.0164 0.0142 28 0.0148 0.0126 29 0.0136 0.0113 30 0.0124 0.0100 31 0.0116 0.0089 32 0.0108 0.0080 33 0.0100 0.0071 34 0.0092 0.0063 35 0.0084 0.0056 36 0.0076 0.0050 37 0.0068 0.0045 38 0.0060 0.0040 39 0.0052 0.0035 40 0.0048 0.0031 41 0.0044 0.0028 42 0.0040 0.0025 43 0.0036 0.0022 44 0.0032 0.0020 45 0.0028 0.0018 46 0.0024 0.0016 47 0.0020 0.0014 48 0.0016 0.0012 49 0.0012 0.0011 50 0.0010 0.0010 51 - 0.00088 52 - 0.00078 53 - 0.00070 54 - 0.00062 55 - 0.00055 56 - 0.00049

For metric conversions go to a unit starting with -
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