290 



Table 320 {continued). 

 WIRE TABLE, STANDARD ANNEALED QOPP^R (continued). 

 American Wire Gage (B. &S.) Metric Units {continued). 



Metric. 



Gage 

 No. 



0000 



000 



00 



9 

 10 

 II 



12 

 13 

 14 



15 

 16 



17 



19 



20 



23 



24 

 25 

 26 



27 

 28 

 29 



30 

 31 

 32 



33 



34 

 35 



36 



37 

 38 



39 

 40 



Diameter 

 in mm. 

 at 20° C. 



1 1. 68 

 10.40 

 9.266 



8.252 

 7-348 

 6-544 



5-827 

 5.189 

 4.621 



4-iiS 



3-665 

 3.264 



2.906 

 2.588 

 2.305 



2-053 

 1.828 

 1.628 



1.450 

 1. 291 

 1. 150 



1.024 

 0.9116 

 .8118 



.7230 

 .6438 



-5733 



.5106 



•4547 

 .4049 



.3606 

 .3211 

 .2859 



.2546 

 .2268 

 .2019 



.1798 

 .1601 

 .1426 



.T270 

 .1131 

 .1007 



.089 69 

 .079 87 



Kilograms 



per 

 Kilometer. 



953-2 

 755-9 

 599-5 



475-4 

 377-0 

 299.0 



237-1 

 188.0 

 149.1 



118.2 

 93-78 

 74-37 



58.98 

 46.77 

 37-09 



29.42 



23-33 

 18.50 



14.67 

 11.63 

 9.226 



7-317 

 5-803 

 4.602 



3-649 

 2.894 

 2.295 



1.820 



1-443 

 1. 145 



0.9078 

 .7199 

 •5709 



•4527 

 -3590 

 •2847 



.2258 

 .1791 

 .1420 



.1126 

 .089 31 

 .070 83 



.056 17 

 .044 54 



per 

 Gram. 



o.ooi 049 



.001 323 

 .001 668 



.002 103 

 .002 652 



.003 345 



.004 217 

 .005 318 

 .006 706 



.008 457 

 .010 66 

 -013 45 



.016 96 

 .021 38 

 .026 96 



.034 00 

 .042 87 

 .054 06 



.068 16 

 .085 95 

 .1084 



-1367 

 •1723 

 -2173 



.2740 

 •3455 

 •4357 



•5494 

 .6928 

 .8736 



1. 102 

 1-389 

 1-752 



2.209 

 2.785 

 3-512 



4.429 



5-584 

 7.042 



8.879 

 11.20 

 14.12 



17.80 

 22.45 



Meters per Ohm.* 



o°C. 



6749. 

 5352^ 

 4245- 



3366. 

 2669. 

 2117. 



1679. 



1331- 

 1056. 



837-3 

 664.0 

 526.6 



417.6 

 331-2 

 262.6 



208.3 

 165.2 

 I3I.O 



103.9 

 82.38 

 65-33 



51.81 

 41.09 

 32.58 



25.84 

 20.49 

 16.25 



12.89 

 10.22 

 8.105 



6.428 



5-097 

 4.042 



3.206 

 2.542 

 2.016 



1-599 

 1.268 

 1.006 



0.7974 

 .6324 



-5015 



.3977 

 •3154 



20° c. 



6219. 



4932- 

 3911- 



3102. 

 2460. 



I95I. 



1547^ 

 1227. 

 972.9 



77i^5 

 61 1.8 



485.2 



384.8 



305-1 

 242.0 



191-9 

 152.2 

 120.7 



95^7i 



75.90 

 60.20 



47-74 

 37.86 

 30.02 



23.81 

 18.88 

 14.97 



11.87 

 9.417 

 7.468 



5.922 

 4.697 

 3-725 



2-954 

 2.342 



1-473 

 1. 168 

 0.9265 



50° C. 



•7347 

 .5827 

 .4621 



.3664 

 .2906 



5563- 

 4412. 



3499^ 



2774- 

 2200. 



1745- 



1384. 

 1097. 

 870.2 



690.1 



547-3 

 434-0 



344-2 

 273.0 

 216.5 



171-7 

 1 36. 1 

 108.0 



85.62 

 67.90 

 53-85 



42.70 

 33-86 

 26.86 



21.30 

 16.89 

 13-39 



10.62 

 8.424 

 6.680 



5.298 

 4.201 

 3-332 



2.642 

 2.095 

 1.662 



1.318 

 1.045 

 0.8288 



.6572 

 ,5212 

 ■4133 



.3278 

 .2600 



75° C. 



5"3- 

 4055^ 

 3216. 



2550- 

 2022. 

 1604. 



1272. 

 1009. 

 799-9 



634-4 

 503-1 

 3990 



316.4 

 250.9 

 199.0 



157.8 

 125.1 

 99.24 



78.70 

 62.41 

 49.50 



39-25 

 31-13 

 24.69 



19.58 



15-53 

 12.31 



9.764 



7-743 

 6.141 



4.870 

 3.862 

 3-063 



2.429 

 1.926 



1.527 



0.9606 

 .7618 



.6041 

 •4791 

 •3799 



•3013 

 .2390 



♦Length at 20° C. of a wire whose resistance is i ohm at the stated temperatures. 

 Smithsonian Tables. 



