STEEL EYEBARS.
414
No. 11399—Continued.
Remarks.
Elongation of 10" sections measured. Do.
Tensile strength.
=3.7 per cent.
1 Applied j loads : per square inch. |	In gauged length.	
	Elonga- tion.	Set.
Pounds.	Inch.	Inch.
27,000	.2280	
28.000	.2715	
Rested under load for		20 minutes.
29,000	.2870	
30,000	.3133	
31,000	.3400	
32,000	.4430	
33,000	.7930	
34,000	1.70	
35,000	2.20	
36,000	2. 38	
37,000	2.50	
38,000	2. 72	
39,000	2.93	
40,000	3.21	
! 41,000	3.54	3.28
i!ooo		
		
0	5.98	
Elongation of pin holes, A .45, B .32.
Elongation of 10-inch sections, ".46, .44, .45, .44, .46, .79 , .03, .16, .01. .04, .47, .45, .46, .46, .44, .42.	.
Area at fracture, 2.78 net width by .74 — 2.057 square inches. Contraction of area, 43.5 per cent.
Fractured across first bolt hole, end A.
Elo״pSeofb|t holM^.ra*, .10, .0*. .02, .01, .02, .01, .02, .01,
°The7longation8^of the 10-inch sections while under 41,000 pounds per square inch tension on the bar were, .31, .30, .30, .30, .30, .M, A -׳, ns no 09	99	30	30	31. .29, .28, which measured when the load
was released to 1,000 pounds’ tension, .29, .28, .29, .28, .29, .25, .01, .06, .00, .02, .27. .28, .29, .30, .28, .27.