Seismic Performance and Mechanical Mechanism of Steel-Enhanced Damping Concrete Core Wall with Concealed Steel Plate Bracings under Oblique Loading

Table 2

Load-bearing capacities and deformation capacities at key points and ductility coefficient.

Specimen	Loading direction	Initial cracking point		Yield point		Peak point		Ultimate point		μΔ
		Fcr (kN)	Δcr (mm)	Fy (kN)	Δy (mm)	Fmax (kN)	Δmax (mm)	Fu (kN)	Δu (mm)
CW4X-D	Positive	156.2	3.29	582.3	24.54	681.4	45.07	579.1	89.94	3.66
	Negative	147.6	3.31	541.8	25.08	626.6	44.78	532.6	82.76	3.30
CW4X-1 [6]	Positive	223.5	3.59	521.3	14.78	598.3	27.23	508.5	69.27	4.69
	Negative	218.4	3.64	480.7	13.33	583.5	26.89	496.0	69.82	5.24