411
STEEL EYEBARS.
No. 11400.
Elongation of 10-inch sections, 1.62, 3.48*, 2.84, 11.61 ,1.63 .79.־, 1.62, 1.65, 1.61, 1.66, 1.95, 1.84, 1.41, 1.37, 1.31, 1.42.
Area at fracture, 3".01X ."55 = 1.65 square inches.
Contraction of area, 54.7 per cent.
Fractured in the second 10-inch section of the gauged length.
Appearance, silk}־.
The elongations of the 10-inch sections, while under 41,000 pounds per square inch tension on the bar were .34, .37, .36, .35, .36, .35, .35, .34, .35, .35, .34, .34, .31, .32, .33, .32, which measured, when the load was reduced to 1,000 pounds per square inch tension, .32, .35, .35, .34, .34, .33, .33, .33, .33, .33, .33, 32, .29, .30, .31, .30.