Study of Testing Method for Dynamic Initiation Toughness of Sandstone under Blasting Loading

<div>Curve of the stress intensity factor. (a) Stress intensity factor curve backcalculated from Gauge 5. (b) Stress intensity factor curve backcalculated from Gauge 7.</div>

Shock and Vibration

fig13

Figure 13

Figure 13: Study of Testing Method for Dynamic Initiation Toughness of Sandstone under Blasting Loading 