Seismic Performance of Precast Concrete Column-to-Column Joint Using the Steel Plate Hoop and Bolts Connection

Table 1

Details of specimens.

Specimen	Section size (mm × mm)	Strength of concrete (MPa)	Longitudinal reinforcement	Stirrup spacing (mm)	Length of steel tube (mm)	Actual measured thickness of steel tube (mm)	Axial compressive load ratio
W01	400 × 400	C40	8Φ22	50	–	–	0.6
W02					1,290	5	0.6
W03					1,290	8	0.6
Y01					850	5	0.6
Y02					850	5	0.2
C01					–	–	0.2