Experimental Study on Hysteretic Behavior of Double-Plate Reinforced Overlapped K-Joints

Table 2

Test result of steel tubular material properties.

Specification	fy (MPa)	fu (MPa)	E (GPa)	εy = fy/E	fu/fy	δ (%)
200 × 200 × 8	391.1	533.0	226.2	0.0017	1.36	35.3
95 × 5	377.6	515.6	214.6	0.0017	1.37	25.9
159 × 6	386.5	531.5	222.4	0.0017	1.38	34.2
89 × 5	373.1	510.1	210.2	0.0018	1.37	26.6