Experimental Study and Numerical Simulation of Seismic Behavior for RC Columns Subjected to Freeze-Thaw Cycles

Table 3

Force and deformation of the tested columns (unit: mm & kN).

Specimen	Cycles	(kN)	(mm)	(kN)	(mm)	(kN); (0.85)	(mm)	/
Z-C1	0	55.99	7.26	66.92	14.42	56.88	38.45	5.30
Z-C2	100	50.55	7.14	60.60	14.58	51.51	44.03	6.16
Z-C3	200	47.65	7.40	56.47	14.6	48.00	44.48	6.01
Z-C4	300	47.20	8.50	54.42	14.28	46.26	42.64	5.02

Note: and are the yield load and displacement; and are the peak load and displacement; and are the ultimate load and displacement; / is the displacement ductility coefficient.