Study on the Influence of Closed-Cell Aluminum Foam on the Impact Performance of Concrete Pier after Equal Replacement with Stainless Steel Reinforcement

Table 5

Comparison of the equal-strength replacement of the pier specimens.

Group	Specimen no.	Bearing capacity of single reinforcement (N)	Reinforcement number	Axial bearing capacity of member (N)	Relative ratio of axial bearing capacity of members (%)	Section bending rigidity (×10^12 N mm^2)	Relative ratio of section stiffness (%)
—	S1-16	134643	10	5324885	0.31	26.57	−0.75
	Z2-20	138160	10	5308977		26.77
—	S1-20	224510	10	6188177	0.55	25.84	−4.57
	Z2-25	230593	10	6154133		27.08