Table 4: Triaxial test results.
| No. |
Axial Load |
Diameter |
Area |
Axial Stress |
Lateral Stress |
Axial Strain |
| P (KN) |
D (cm) |
A (cm2) |
σ1(MPa) |
σ3(MPa) |
ε 1
|
| 1 |
159.03 |
7.20 |
40.72 |
39.06 |
1.0 |
0.031 |
| 2 |
185.94 |
7.15 |
40.15 |
46.31 |
1.5 |
0.050 |
| 3 |
219.28 |
7.22 |
40.94 |
53.56 |
2.0 |
0.032 |
| 4 |
233.97 |
6.97 |
38.16 |
61.32 |
2.5 |
0.058 |
| 5 |
256.27 |
7.05 |
39.04 |
65.65 |
3.0 |
0.042 |
| 6 |
234.73 |
7.05 |
39.04 |
60.31 |
3.5 |
0.044 |
| 7 |
270.49 |
7.10 |
39.59 |
68.32 |
4.0 |
0.054 |
| 8 |
265.22 |
7.20 |
40.72 |
65.14 |
4.5 |
0.049 |
| 9 |
307.79 |
7.10 |
39.59 |
77.74 |
5.0 |
0.050 |
| 10 |
305.61 |
7.20 |
40.72 |
75.06 |
5.5 |
0.040 |
| 11 |
301.92 |
7.12 |
39.82 |
75.83 |
6.0 |
0.050 |
| 12 |
324.38 |
7.10 |
39.59 |
81.93 |
6.5 |
0.050 |
| 13 |
306.98 |
7.12 |
39.82 |
77.10 |
7.0 |
0.057 |
| 14 |
357.37 |
7.21 |
40.83 |
87.53 |
7.5 |
0.058 |
| 15 |
359.64 |
7.15 |
40.15 |
89.57 |
8.0 |
0.046 |
| 16 |
384.40 |
7.21 |
40.83 |
94.15 |
8.5 |
0.056 |
| 17 |
372.95 |
7.20 |
40.72 |
91.60 |
9.0 |
0.040 |
| 18 |
391.70 |
7.00 |
38.48 |
101.78 |
9.5 |
0.037 |
| 19 |
461.02 |
7.20 |
40.72 |
113.23 |
10.0 |
0.047 |