Dynamic Mechanical Properties and Damage Mechanism of Freeze-Thaw Sandstone under Acid Corrosion

Figure 5

The dynamic stress-strain curves of the specimens with variation concentrations of hydrochloric acid solution affected by variation loading rates.

(a) 0 mol·L^-1 HCl

(b) 0.01 mol·L^-1 HCl

(c) 0.1 mol·L^-1 HCl

(d) 1 mol·L^-1 HCl