Performance of Special-Shaped Concrete-Filled Square Steel Tube Column under Axial Compression

Figure 11

Comparison of axial load-maximum strain curves between FEM and test: (a) L-1; (b) L-2; (c) L-3; (d) L-4; (e) L-5; (f) T-1; (g) T-3; (h) T-4; (i) T-5.

(a)

(b)

(c)

(d)

(e)

(f)

(g)

(h)

(i)