TESTS OF WOODEN BARBELS. 
Table 4. — Individual tests — Diagonal compression. 
f-INCH BARRELS. 
No. 
of 
barrel. 
Num- 
ber of 
hoops. 
Deflec- 
tion. 
Load. 
Rate 
of 
leaking. 
Remarks. 
3 
4 
3a 
4a 
6 
6 
8 
8 
0.56 
1.45 
3.40 
3.56 
.77 
3.78 
4.48 
.85 
1.38 
1.55 
2.26 
2.85 
.97 
1.73 
2.50 
7,000 
11,000 
15, 620 
10, 020 
8,000 
16,240 
16, 990 
8,500 
13,000 
14, 000 
10,400 
15,000 
8,500 
14,480 
15,440 
Lbs. per 
minute. 
Leak at chime. 
Staves sheared. 
Bottom head broke. 
One-half contents escaped. 
Leak at chime; staves slipping. 
Bottom head broke. 
One-half contents escaped. 
Leak at bottom chime. 
Leak at top chime. 
Staves slipping. 
Top head breaking. 
Top head broke. 
Leaks at top and bottom chimes. 
Staves slip; bottom head breaking. 
Bottom head broke. 
i.6 
6.0 
13.5 
80.0 
4.5 
7.5 
4.0 
14.5 
-INCH BARRELS. 
11 
12 
11a 
12a 
6 
6 
8 
8 
0.62 
1.18 
1.50 
5.73 
8.42 
.90 
1.26 
1.50 
3.20 
.58 
1.48 
2.10 
.75 
1.53 
2.47 
9.25 
7,500 
11,000 
12, 460 
17,000 
17, 850 
9,000 
11, 500 
12, 500 
16, 530 
8,000 
14,500 
16, 000 
8,000 
14, 000 
16, 970 
24, 260 
Leak at chime. 
Leak at bearing. 
Top head broke; staves sheared. 
Staves breaking at top. 
One-half contents escaped. 
Leak at bottom stave. 
Stave splitting at top. 
Leak at bottom chime. 
Bottom head broke. 
Leak at bottom chime. 
Staves slipping. 
Top head broke. 
Leak at top chime. 
Staves slipping. 
Top head broke. 
Test discontinued. 
0.5 
39.0 
8.8 
2.5 
6.0 
4.7 
16.0 
-INCH BARRELS 
19 
20 
19a 
20a 
6 
6 
8 
8 
0.42 
.77 
1.68 
3,73 
5.50 
7.47 
.81 
1.12 
2.34 
4.20 
5.00 
.62 
1.43 
3.83 
4.85 
5.05 
.32 
.95 
1.27 
2.35 
2.70 
6,500 
8,500 
11,500 
17, 660 
18,000 
11, 540 
9,500 
10, 500 
14, 560 
19, 280 
20, 530 
8,000 
13, 000 
19, 790 
21, 740 
21, 650 
11,000 
11, 500 
12, 500 
16, 500 
17, 200 
Leak at bottom chime. 
Staves slipping. 
Leak at top chime. 
Top head splitting. 
Top head broke. 
One-half contents escaped. 
Leak at bottom chime; staves slipping. 
Leak between staves at bottom. 
Staves slipping. 
Top head breaking. 
Top head broke. 
Leak at bottom chime. 
Staves slipping. 
Staves sheared at chime. 
Top head broke. 
One-half contents escaped. 
Leak at bottom chime. 
Staves slipping. 
Leak at top chime. 
Bottom head breaking. 
Bottom head broke. 
4.0 
32.0 
9.3 
7.2 
21.0 
11.0 
36.6 
72.0 
