Table of the Weight of Bar Iron-Continued.

Weight of a Lineal Foot of Common Angle Iron, for the construc

TABLE OF THE WEIGHT OF FLAT BAR, HOOP, PLATE, AND SHEET IRON.

Weight of a Lineal Foot of Flat Bar and Hoop Iron in pounds.

Weight of a Square Foot of Plate Iron in pounds.

Thickness

in parts of

an inch. Weight in pounds.

} 5 74 10 12 15 17 20 22 25 27 30

Weight of Square Foot of Sheet Iron in pounds.

4.62 4-32 4 3.95 3 2.5 2.18 1.93 1.62 1.5 1.37

Weight of a Square Foot of Sheet and Plate Copper in pounds.

Number on wire gauge, and weight in pounds. Thickness

in parts of an inch.

Weight in pounds.

12 13 14 15 16 17 18 19 20 21 22 5.08 4.34 3.60 3.27 2.90 2·52 2.15 1.97 1.78 1.62 1.45

5

13 goo 32 18 32 32 fo 11 11 7 in.

32

7.26 8.71 10-16 11.61 13.07 14-52 15.97 17-41 18-87 20.32 23-22

NOTE.-The weight of plate or sheet iron being 1. The weight of brass equals 1.09, and the weight of lead 1.48.