Behavior of an Innovative Square Composite Column Made of Four Steel Tubes at the Corners and Corrugated Steel Batten Plates on all Sides

<div>Hysteretic curves of the RC columns. (a) <i>n</i><sub>s</sub> = 0.4. (b) <i>n</i><sub>s</sub> = 0.6.</div>

Advances in Civil Engineering

Figure 19: Behavior of an Innovative Square Composite Column Made of Four Steel Tubes at the Corners and Corrugated Steel Batten Plates on all Sides 