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Weights           WEIGHTS OF WROUGHT IRON AND OTHER METAL SECTIONS          No. 11
Scale Vernier Unit Test Plate Ott's K.&E., No. 4230 Coradi's Compensating  
No. Linear Area Volume Actual Relative Area Weight Reading Setting Constant Setting Constant Setting Constant Setting Constant
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17
No. In. Ft. Sq. In. Ft. Sq. In. Cu. Ft. Sq. In. Lbs. Sq. Ft. Lbs. Units ½ mm Units ½ mm Units ½ mm Units ½ mm Units
  1    1/8   = 1 1 = 64. 1 = 5.3333 .01562 40.0 992.0 39680.0   992 327.3 17343   24.2 18194 332.0 22617 _ _ _ _ _ _ _ _
  2    3/16 = 1 1 = 28.444 1 = 2.3701 .01406 16.0 440.83 17635.2 1102.2 297.1 17519   59.6 18174 298.8 22994 _ _ _ _ _ _ _ _
  3    1/4   = 1 1 = 16. 1 = 1.3333 .01562 10.0 248.0   9920.0   992 327.3 17343   24.2 18194 332.0 22617 _ _ _ _ _ _ _ _
  4    3/8   = 1 1 =   7.1111 1 = 0.5926 .01406   4.0 110.25   4408.9 1102.2 297.1 17519   59.6 18174 298.8 22994 _ _ _ _ _ _ _ _
  5    1/2   = 1 1 =   4.0 1 = 0.3333 .0125   2.0   62.0   2480.0 1240 266.0 17868   92.6 18356 265.6 23683 _ _ _ _ _ _ _ _
  6    5/8   = 1 1 =   2.56 1 = 0.2133 .015136   1.55   39.68   1587.2 1024 317.0 17331   37.1 18163 321.7 22707 _ _ _ _ _ _ _ _
  7    3/4   = 1 1 =   1.7777 1 = 0.1481 .01406   1.0   27.54   1102.2 1102.2 297.1 17519   59.6 18174 298.8 22994 _ _ _ _ _ _ _ _
  8 1         = 1 1 =   1.0 1 = 0.0833 .0125     .5   15.50     620.0 1240 266.0 17868   92.6 18356 265.6 23683 _ _ _ _ _ _ _ _
  9 1 1/2   = 1 1 =   0.4444 1 = 0.0370 .01406     .25     6.888     275.55 1102.2 297.1 17519   59.6 18174 298.8 22994 _ _ _ _ _ _ _ _
10 2         = 1 1 =   0.25 1 = 0.0208 .01     .1     3.875     155.0 1550 217.6 19221 145.3 19308 212.6 25795 _ _ _ _ _ _ _ _
11 3         = 1 1 =   0.1111 1 = 0.0093 .0135     .06     1.722       68.888 1148 285.4 17584   71.5 18216 287.2 23220 _ _ _ _ _ _ _ _
12 4         = 1 1 =   0.0625 1 = 0.0052 .01     .025       .9687       38.75 1550 217.6 19221 145.3 19308 212.6 25795 _ _ _ _ _ _ _ _
13 6         = 1 1 =   0.0278 1 = 0.0023 .0135     .015       .4304       17.236 1148 285.4 17584   71.5 18216 287.2 23220 _ _ _ _ _ _ _ _
Note.-- In all cases the section measured is taken as being 1 inch in length or thickness.
Gauge Points of Various Metals.
Wrt. Iron ... 1.00     Cast Iron ... 0.93     Cast Steel ... 1.02     Steel Plates ... 1.04     Copper ... 1.15     Brass ... 1.09     Lead ... 1.47     Zinc ... 0.92

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