Seismic Behavior of Elliptical Concrete-Filled Steel Tubular Columns under Combined Axial Compression and Cyclic Lateral Loading

Figure 14

Comparison of simplified P- relationship with tested P- relationship. (a) E1.0-c45-0.2. (b) E1.3-c45-0.2. (c) E1.8-c45-0.2. (d) E2.3-c45-0.2. (e) E1.8-c45-0.1. (f) E1.8-c45-0.3. (g) E1.8-c45-0.2b. (h) E1.8-c45-0.3b. (i) E1.8-c45-0.2m. (j) E1.8-c45-0.2l. (k) E1.8-c60-0.2. (l) E1.8-c75-0.2. (m) E1.8-c100-0.2.

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