Table 134.-WEIGHT OF I FOOT IN LENGTH OF ROUND AND SQUARE CAST-BRASS BARS, COPPER, LEAD, AND ZINC BARS; AND ALSO OF 100 FEET IN LENGTH OF BRASS AND COPPER WIRE. lbs. New Standard W. G. 19 Weight of 100 feet in length of copper wire, in lbs. 16 lbs. lbs. lbs. lbs. lbs. 711'1 75 117 17 384 4'9 6 . 4.9 6. lbs. lbs. lbs. lbs. lbs. lbs. 216 284 36 4 44 5 37 3.8 4.68 5.66 23 3 2'77 365 46 5.68 69 '91142 2 96 15 216 29 95 148 214 2.86 3.8 lbs. lbs. lbs. lbs. lbs. lbs. lbs. 18 17 16 15 14 13 12 II 10 98 76 54 3 2 44 66 88 117 147 1832 38 3.08 3.82 4.66 5.88 7.27 8.8 10:46 128 153 18 22 26 93 122 155 19325 324 402 49 618 7.64 93 110 135 161 19 24 28 Number Table 138.-THICKNESS AND WEIGHT OF A SUPERFICIAL FOOT OF WINDOW-GLASS. Thickness in inches Weight in ounces Table 139.-WEIGHT AND THICKNESS OF SHEET-LEAD. Table 140.-SIZE AND WEIGHT OF IRON RIVETS AND COPPER RIVETS. Table 141.—Weight and GAUGES OF GALVANIZED SHEet-Iron. |