BRITISH AND METRIC UNITS. 



Cross sections and weights ol wires. 



Table 62. 



E5 

 Q 



Area of 



cross 



section 



in 

 Sq. Mils. 



Silver — Density 10.50. 



55 



56 

 57 

 58 

 59 



60 



61 

 62 



63 

 64 



65 



66 



67 

 68 



69 



70 



71 

 72 



73 



74 



75 



76 



77 

 78 

 79 



80 



81 

 82 



83 

 84 



85 



86 



87 

 88 



89 



90 



9' 

 92 



93 

 94 



95 



96 



97 

 98 



99 

 100 



2375-83 

 2463.01 



255176 

 2642.08 



2733-97 



2827.43 

 2922.47 

 3019.07 



3"7-25 

 3216.99 



33I8.3I 

 3421.19 



3525-6^ 

 3631.68 



3739-28 



3848.45 

 3959-19 

 4071.50 



4185.39 

 4300.84 



4417.86 

 4536.46 

 4656.63 

 4778.36 

 4901.67 



5026.55 

 5153.00 

 5281.02 

 5410.61 

 5541-77 



5674.^0 

 5808.80 

 5944.68 

 6082.12 

 6221.14 



6361.7-? 

 6503.88 

 6647.61 

 6792.91 

 6939.78 



7088.22 

 7238.23 

 7389.81 

 7542.96 

 7697.69 



7853-98 



Troy 



Ounces 



per Foot. 



Log. 



0.1577 

 -1635 

 .1694 

 -1754 

 -I815 



0.1877 

 .1940 

 .2004 

 .2069 

 .2136 



0.2203 

 .2271 

 .2340 

 .2411 

 .2482 



0-2555 

 .2628 



.2703 



-2778 

 .2855 



02933 

 .3011 

 .3091 

 -3172 

 -3254 



0-3337 

 -3421 

 .3506 



■3592 

 -3679 



0.3767 

 .3856 

 •3946 

 .4038 

 .4130 



0.4223 



.43 1 8 



-4413 

 .4509 



.4607 



0.4705 

 .4805 

 .4906 

 .5007 

 .5110 



0.5214 



Feet 

 per Troy 

 Ounce. 



T.I 9788 



•21353 

 .22890 



.24401 



.258S6 



T.27346 

 ,28781 



-30193 

 •31584 

 -3295' 



r.34298 

 .35624 

 •36930 

 -38217 

 ■39485 



r.40746 

 .41967 

 .43182 

 .44380 

 .45560 



T.46728 

 -47878 

 .49014 



■50134 

 .51241 



^•52333 

 •53412 

 .54478 



•55531 

 .56571 



1-57599 

 .58615 



.59619 

 .60612 



•61593 



T.62564 

 .63524 



•64473 

 .65411 

 .66341 



T. 67 260 

 .68170 

 .69070 

 .69961 

 .70842 



T.71715 



6.340 

 .116 



5^903 

 .701 



.510 



5-328 

 -155 



4-990 

 .832 

 .683 



4.540 

 •403 



•273 

 .148 

 .029 



3-913 

 .805 

 .700 



•599 

 .502 



3.410 

 .321 



•235 

 -152 

 -073 



2.997 



-923 

 .852 



.784 

 .718 



2.655 



-593 

 -534 

 -477 

 .421 



2.368 

 .316 

 .266 

 .218 

 .171 



2.125 

 .081 

 .038 



1.997 

 -957 



1.918 



Grains 



per 



Foot. 



75-70 

 78.48 

 81.31 

 84.19 

 87.12 



90.09 

 93.12 

 96.20 



99-33 

 102.51 



105.7 

 109.0 



112-3 



1 1 5-7 

 119.1 



122.7 

 126.2 

 129.7 

 133-4 

 137-0 



140.8 

 144.6 

 148.4 



152-3 

 156.2 



160.2 

 164.2 

 168.3 

 172.4 

 176.6 



180.8 

 185.1 

 189.4 



193-8 

 198.2 



202.7 

 207.2 

 21 1.8 

 216.4 

 221. 1 



225-9 

 230.6 



235-5 

 240.4 



245-3 

 250-3 



Log. 



Feet 



per 



Grain. 



1 .8791 2 



•89477 

 .91014 



•92525 

 .94010 



1-95470 

 .96906 

 .98318 

 .99708 



2.01075 



2.02422 

 -03748 

 •05054 

 .06341 

 .07609 



2.08870 

 .10091 

 .11306 



.12504 

 .13686 



2.14852 

 .16002 

 .17138 

 .18258 



•19365 



2.20458 



•21537 

 .22602 



•23655 

 .24695 



2.25723 



•26739 



•27743 

 .28736 



.29717 



2.306S8 

 .31648 

 -32597 



•33535 

 -34465 



2-35384 

 .36294 



-37194 

 .38085 

 .38967 



2-39839 



Grammes 



per 



Metre.* 



.01321 

 1274 

 1230 

 1 188 

 II48 



.OHIO 

 1074 

 1040 

 1007 

 0975 



-009457 



09' 73 

 08903 

 08642 



08393 



-008153 

 07926 

 07708 

 07498 

 07297 



.007104 

 06918 

 06739 

 06568 

 06402 



.006243 

 06090 



05942 

 05800 

 05663 



.005531 



05403 

 05279 

 05160 



05045 



•004933 

 04825 

 04721 

 04620 

 04522 



.004428 

 04336 

 04247 

 04161 

 04077 



.003996 



2^495 

 .586 



•679 



•774 

 .871 



2.969 



3.069 



.170 



•273 

 •378 



3-484 

 -592 



.702 



.813 

 .926 



4.042 



•157 

 .275 



•395 

 .516 



4639 

 •763 

 .889 



5^017 

 .147 



5.278 

 .411 



•545 

 .681 



.819 



5958 



6.099 



.242 



.386 



•532 



6.680 

 .829 

 .980 



7^i32 

 .287 



7-443 

 .600 



•759 



.920 



8.083 



8.247 



Log. 



Metres 



per 



Gramme. 



0.39700 

 .41266 

 .42803 

 -44314 

 -45798 



0.47258 

 .48694 

 .50106 

 .51496 

 .52864 



0.542 1 1 



•55537 

 .56843 



•58130 

 -59398 



0.60659 

 .61880 



-63094 

 .64293 

 .65474 



0.66640 



-67791 

 .68926 



-70047 

 •7"53 



0.72246 

 •73325 

 •74391 

 .75444 

 .76484 



0.77512 

 .78528 



•79532 

 .80524 

 .81506 



0.82476 

 •83436 

 •84385 

 •85324 

 .86254 



0.87173 

 .88082 

 .88982 

 •89873 

 •90755 



0.91628 



0.4009 

 •3867 

 •3732 

 •3605 

 •3484 



0.3368 

 •3259 

 •3'55 

 •3055 

 .2961 



0.2870 

 .2784 

 .2701 

 .2622 

 •2547 



0.2474 

 .2406 



•2339 

 •2275 

 .2214 



0.2156 

 .2099 

 •2045 

 •1993 

 •1943 



0.1895 

 .1848 

 .1803 

 .1760 

 .1719 



0.1678 

 .1640 

 .1602 

 .1566 

 -1531 



0.1497 

 .1464 



•1433 

 .1402 



•1372 



0.1344 

 .1316 

 .1289 

 .1263 

 •1237 



0.1213 



• Diameters and sections in terms of thousandths of a centimetre. 



Smithsonian Tables. 



55 



