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

Table 2

Design of the test specimen.

Group	Specimen no.	Longitudinal reinforcement (mm)	Stirrup (mm)	Concrete strength grade	Aluminum foam no. used for specimen
一	S1-16	10S16	Φ8@50	C40	A1
	Z2-16	10Φ16	Φ8@50	C40	A1
二	S1-20	10S20	Φ8@50	C40	A2
	Z2-20	10Φ20	Φ8@50	C40	A2

Note. In the table, S represents the stainless steel (S2304).