Research Article

Seismic Damage Behavior of Aeolian Sand Concrete Columns with an Inner Square Steel Tube

Table 6

Displacement ductility coefficients for the specimens.

SpecimenDuctility coefficientUltimate drift

PC13.910.0424
SC13.970.0436
SC24.130.0450
SC34.440.0569
TSC14.610.0751
TSC24.750.0785
TSC34.810.0808