Research Article
Experimental Study on Immersion Effects of Pressure Water on the Tensile Characteristics of Sandstone Samples
Table 1
Tensile strength test results.
| | Immersion condition | Sample No. | /kN | /MPa |
| | Dry | A-1 | 9.83 | 5.00 | | A-2 | 8.81 | 4.49 | | A-3 | 10.47 | 5.33 | | Average value | 9.70 | 4.94 | | Immersed in water at pressure of 0 MPa | B-1 | 8.55 | 4.36 | | B-2 | 8.64 | 4.40 | | B-3 | 8.13 | 4.14 | | Average value | 8.44 | 4.30 | | Immersed in water at pressure of 1 MPa | C-1 | 7.72 | 3.93 | | C-2 | 7.97 | 4.06 | | C-3 | 7.87 | 4.01 | | Average value | 7.85 | 4.00 | | Immersed in water at pressure of 3 MPa | D-1 | 7.10 | 3.61 | | D-2 | 6.64 | 3.38 | | D-3 | 7.38 | 3.36 | | Average value | 7.04 | 3.45 |
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