Behavior of the T-Shaped Concrete-Filled Steel Tubular Columns after Elevated Temperature

Figure 13

Load-strain curves of some specimens at 300 and 600. (a) 4 mm-300°C-1 hour. (b) 4 mm-300°C-1.5 hours. (c) 4 mm-600°C-1 hour. (d) 4 mm-600°C-2 hours. (e) 5 mm-300°C-1 hour. (f) 5 mm-300°C-2 hours. (g) 5 mm-600°C-1 hour. (h) 6 mm-600°C-1 hour. (i) 6 mm-300°C-1 hour. (j) 6 mm-300°C-2 hours.

(a)

(b)

(c)

(d)

(e)

(f)

(g)

(h)

(i)

(j)