Energy-Dissipation Performance of Combined Low Yield Point Steel Plate Damper Based on Topology Optimization and Its Application in Structural Control

Table 1

Results of monotonic tensile test.

Strength grade	Sample number	Yield stress (MPa)	Tensile stress (MPa)	Elongation (%)	Difference between yield point and nominal value (%)
Q345	Number 1	387.2	496.6	22.2	12.2
	Number 2	383.3	485.5	24.4	11.1
	Number 3	385.5	492.6	23.5	11.7
	Mean	385.3	491.6	23.4	11.7
Q235	Number 1	279.2	435.5	30.4	18.8
	Number 2	276.5	433.0	26.3	17.7
	Number 3	273.6	434.5	25.4	16.4
	Mean	276.4	434.3	27.4	17.6
LY160	Number 1	160.2	262.2	30.9	0.0
	Number 2	165.1	266.1	33.4	3.2
	Number 3	164.5	260.4	30.6	2.8
	Mean	163.3	262.9	31.6	2.0