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WEIGHTS AND MEASURES. 143
TABLE No. 1 4. Weights of Square and Round Bars of
Wrought Iron in Pounds per Lineal Foot.
(Iron weighing 480 pounds per cubic foot).
Thickness Weight of Weight of Thickness Weight of Weight of
or Diameter Square Bar Round Bar or Diameter Square Bar Round Bar
in One Foot One Foot in One Foot One Foot
Inches. Long. Long. Inches. Long. Long.
Vl6 .013 .010 2 9
/l6 21.89 17.19
% .052 .041 % 22.97 18.04
3
/l6 .117 .092 n/l6 24.08 18.91
X -
.208 .164 X 25.21 19.80
5
/l6 .326 .256 13
/l6 26.37 20.71
% .469 .368 X 27.55 21.64
%6 .638 .501 15
/l6 28.76 22.59
X .833 .654 3 30 23.56
9
/l6 1.055 .828 \\Q 31.26 24.55
% 1.302 1.023 X 32.55 25.57
n/l6 1.576 1.237 %6 33.87 26.60
% 1.875 1.473 X 35.21 27.65
13
/l6 2.201 1.728 5
/l6 36.58 28.73
% 2.551 2.004 % 37.97 29.82
15
/l6 2.930 2.301 7
/l6 39.39 30.94
1 3.333 2.618 X 40.83 32.07
Vl6 3.763 2.955 %e 42.30 33.23
% 4.219 3.313 % 43.80 34.40
3
/l6 4.701 3.692 Ww 45.33 35.60
X 5.208 4.091 % 46.88 36.82
5
/l6 5.742 4.510 13
/l6 48.45 38.05
% 6.302 4.950 % 50.05 39.31
%6 6.888 5.410 15
/l6 51.68 40.59
X 7.5 5.890 4 53.33 41.89
9
/l6 8.138 6.392 Me 55.01 43.21
% 8.802 6.913 % 56.72 44.55
Hi* 9.492 7.455 3
/l6 58.45 45.91
% 10.21 8.018 X 60.21 47.29
13
/l6 10.95 8.601 5
/l6 61.99 48.69
% 11.72 9.204 % 63.80 50.11
15
/l6 12.51 9.828 %6 65.64 51.55
2 13.33 10.47 X 67.50 53.01
Vie 14.18 11.14 9
/l6 69.39 54.50
% 15.05 11.82 % 71.30 56
3
/l6 15.95 12.53 n/ie 73.24 57.52
X 16.88 13.25 3/
7A 75.21 59.07
5
/l6 17.83 14 13
/l6 77.20 60.63
% 18.80 14.77 % 79.22 62.22
T
/l6 19.80 15.55 15
/ie 81.26 63.82
X 20.83 16.36 5 83.33 65.45
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