STEEL EYEBARS.
410
No. 11397.
Sectional ar׳ea, 3.681 square inches. Gauged length, 160".
Remarks.
Initial load.
Elastic limit.
Elongation 2 seconds later than first observation.
Tensile strength. =14.7 per cent.
Applied loads per square inch.	In gauged length.	
	Elongation.	Set.
Pounds.	Inches.	Inches.
1,000	0.	0.
5,000	.0244	.0005
10,000	. 0529	.0008
15,000	.0812	.0013
16,000	.0867	
17,000	. 0922	
18,000	.0978	
19,000	. 1022	
20,000	.1090	.0017
21,000	.1145	
22,000	. 1203	
23,000	.1257	
24,000	.1316	
25,000	.1375	.0035
26,000	.1435	
27,000	.1498	
28,000	• .1562	
29,000	.1653	
30,000	.1830	.0220
31,000	. 2222	
	/ .7800	
32,000	i . 8220	.6461
33,000	1.03	
34,000	2.10	
35,000	2.97	
! 36,000	3.22	
i 37,000	3. 44	
38,000	3.72	
' 39,000	3.98	
40,000	4.35	
41,000	4.67	
		
; 0	23.59	
Elongation of pin holes, ".52 and ".96.
Elongation of 10-inch sections, 1.26,1.60,1.88, l.oO, 1.37, 1.34,1.36, 1.34, 1.32, 1.39, 2.82% 1.93, 1.21, 1.10, 1.07, 1.10.
Area at fracture, 3".00 X ".57 = 1.71 square inches.
Contraction of area, 53.5 per cent.
Fractured near middle of length of stem.
Appearance, silky.
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