Force 
applied. 
Ibs. 
0,000 
1,000 
2,000 
3,000 
4,000 
5,000 
6,000 
7,000 
0,000 
5,000 
8,000 
10,000 
12,000 
14,000 
0,000 
5,000 
8,000 
10,000 
12,000 
14,000 
0,000 
5,000 
8,000 
10,000 
12,000 
14,000 
318 
Taste A.—LZxtension of Hollow Cylinders. 
Diameters in Inches. 
Interior. 
8050 
"8061 
8083 
*8102 
8114 
8126 
8141 
8153 
"8030 
“8030 
8053 
8067 
8085 
“8110 
8100 
8100 
*8124 
°8137 
“8151 
8171 
8070 
8124 
*8166 
8177 
8205 
*8211 
Exterior. 
1:3090 
1:3093 
1:3100 
1:3110 
13120 
1:3130 
13140 
1°3150 
1:812 
1:812 
1°813 
1°814 
1°815 
1:816 
1:8120 
1:8120 
1°8127 
1°8130 
1:°8134 
1-8140 
1811 
1:812 
1:814 
1814 
1815 
1:815 
CyLiInpER No. 1. 
Ratio of Increment 
to the 
Outside less Thickness 
Area of 
Average 84 
ETE S| tee eeneae. |. of Metals scare, 
Interior. | Exterior. 
Sq. Inches. 
Onein | Onein | As one to | -2520 "83681 
732 4,367 5+ 2516 “83603 
277 1,309 43 "25085 | 83468 
155 655 42 25040 | 83432 
126 437 33 25030 | -83486 
107 327 345 *25020 "83439 
88 262 3 "24995 | 83554 
78 218 2-85 ‘24985 | -83607 
Average 3% 
CYLINDER No. 2. 
aay s/gaks 5045 2:0723 
Seba Sinag Sieh 5045 2:0723 
849 1,812 54 *50385 | 2:0722 
Q17 906 41 50365 | 2:07383 
146 604 41 °50325 | 2:0739 
100 453 3 50250 | 2:0736 
Average 43 
CYLINDER No. 3. 
FLA ers 50100 | 2:0635 
ues Bak ibis. 50100 | 2:0635 
337 2,588 7% 50015 | 2:0624 
219 1,812 8i ‘49965 | 2:0616 
159 1,294 82 "49915 2:0609 
114 906 8 49845 2:0600 
Average 83 
CYLINDER No. 4. 
Belt ee BAG 50200 | 2-0644 
149 1,811 122 ‘49980 | 2-0604 
84 604 ae ‘49870 | 2-0606 
75 604 8 “49815 | 2-0523 
59 453 3 ‘49725 | 2-0585 
57 443 73 ‘49695 | 2°0578 
