Damage Deformation of Flexure-Yielding Steel-Reinforced Concrete Coupling Beams: Experimental and Numerical Investigation

Table 1

Detailed parameters of specimens.

Specimen number	Loading point distance L (mm)	Cross-sectional dimensions of encased steel (mm)				Steel ratio (%)	Aspect ratio	Steel flange-web ratio
		Hs	Bs	tw	tf
Beam1	500	290	90	16	20	5.0	2	0.92
Beam2	750	290	90	16	20	5.0	3	0.92
Beam3	1250	290	90	16	20	5.0	5	0.92
Beam4	500	292	80	20	16	5.0	2	0.46
Beam5	500	300	—	25	—	5.0	2	0
Beam6	750	300	120	20	20	6.7	3	0.92
Beam7	750	310	120	25	25	8.3	3	0.92

Notes: H_s represents the cross sectional height; B_s represents the flange width; t_w represents the web thickness; t_f represents the flange thickness.