Study on Concrete Pier Impact Performance after Implementing Equal Cross-Section Stainless Steel with Protection from Closed-Cell Aluminum Foam

Figure 12

Images of specimen S1-16 closed-cell aluminum foam following impacts. In the figure, the number after specimen S1-16 denotes the lifting height of the drop hammer, unit: m. (a) S1-16-0, (b) S1-16-4, and (c) S1-16-12.

(a)

(b)

(c)