Research on the Seismic Performance of the Prefabricated Reinforced Concrete Column with Steel Mortise and Tenon Connections

Table 6

Degradation rate of bearing capacity Φ_i of each specimen under different displacement amplitudes.

Specimen no.		RC	PRC1-1	PRC1-2	PRC2-1	PRC2-2	PRC3-1	PRC3-2
1/60	i = 2	0.995	0.999	0.988	0.994	0.990	0.999	0.999
	i = 3	0.996	0.997	0.991	0.992	0.986	0.996	0.994
1/50	i = 2	0.992	0.990	0.959	0.969	0.987	0.977	0.967
	i = 3	0.973	0.986	0.955	0.965	0.983	0.978	0.964
1/40	i = 2	0.942	0.984	0.934	0.948	0.957	0.975	0.950
	i = 3	0.951	0.982	0.928	0.937	0.948	0.969	0.943
1/35	i = 2	0.924	0.950	0.922	0.937	0.939	0.930	0.942
	i = 3	0.914	0.941	0.917	0.925	0.930	0.901	0.935
1/30	i = 2	0.952	—	0.909	—	—	—	0.945
	i = 3	0.945	—	0.897	—	—	—	0.941