Research Article
Comparative Study on the Test Method for Tensile Elastic Modulus of Rock Materials
Table 2
Size of rock samples for the three-point bending test and Brazilian disc test.
| Rock | Serial number | L × H × B (mm) | Serial number | D (mm) | l (mm) | ρ (g/cm3) |
| Marble | MW1 | 278.21 × 60.34 × 30.12 | MP1 | 49.82 | 25.21 | 2.72 | MW2 | 278.43 × 60.24 × 30.23 | MP2 | 49.8 | 24.87 | MW3 | 278.54 × 60.31 × 30.21 | MP3 | 49.87 | 25.13 | MW4 | 278.26 × 60.25 × 30.15 | MP4 | 49.82 | 25.25 | MW5 | 278.36 × 60.23 × 30.16 | MP5 | 49.85 | 25.13 |
| Granite | GW1 | 279.51 × 60.24 × 30.21 | GP1 | 49.73 | 25.32 | 2.45 | GW2 | 278.83 × 60.22 × 30.33 | GP2 | 49.72 | 24.75 | GW3 | 278.84 × 60.12 × 30.18 | GP3 | 49.76 | 25.26 | GW4 | 278.56 × 60.30 × 30.16 | GP4 | 49.86 | 25.21 | GW5 | 279.16 × 60.13 × 30.26 | GP5 | 49.81 | 25.32 |
| Sandstone | SW1 | 279.51 × 60.34 × 30.27 | SP1 | 49.75 | 25.22 | 2.14 | SW2 | 278.83 × 60.14 × 30.12 | SP2 | 49.74 | 24.85 | SW3 | 278.84 × 60.23 × 30.31 | SP3 | 49.8 | 24.83 | SW4 | 278.56 × 60.19 × 30.23 | SP4 | 49.76 | 24.76 | SW5 | 279.16 × 60.31 × 30.06 | SP5 | 49.71 | 24.86 |
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