Study on Dynamic Characteristics of Deep Siltstone under High Static Stress and Frequent Dynamic Disturbance

Figure 5

Dynamic stress-strain curves of siltstone under static stress and frequent impact disturbance. Static axial stress: (a) 35 MPa (specimen number: ss1-3); (b) 45 MPa (specimen number: ss2-2); (c) 55 MPa (specimen number: ss3-1); (d) 65 MPa (specimen number: ss4-3).

(a)

(b)

(c)

(d)