Impact Behavior of Recycled Aggregate Concrete Based on Split Hopkinson Pressure Bar Tests

Table 4

Parameters in (4) for RAC specimens.

	PC-0	RC-25	RC-50	RC-75	RC-100
a	1.95	0.99	0.92	0.68	1.32
b	0.026	0.016	0.026	0.033	0.017
𝑅^2	0.61	0.29	0.53	0.73	0.35