Axial load/stress curves for 4 of the axially compressed concrete-filled steel tubes

Fig. 9. Transverse stresses in the steel tube of the elliptical CFST columns: (a) a/b=1.0 (C10-8); (b) a/b=1.5 (C15-8); (c) a/b=2.0 (C20-8); and (d) a/b=2.5 (C25-8).

From the same paper as the previous 3 images.

Page 263 / 444