Shaking Table Test for Evaluating the Seismic Performance of Steel Frame Retrofitted by Buckling-Restrained Braces

Table 2

Results of the material test.

Specimen		Maximum load F(kN)	Yield strength fy(MPa)	Tensile strength fu(MPa)	Modulus of elasticity E(MPa)	Elongation(%)	Yieldratio fy/fu
Material	Number
LYP steel	M1	47.42	100.59	250.68	198639	46.36	0.40
	M2	47.13	94.74	248.96	208734	48.18	0.38
	M3	47.04	90.76	248.76	200974	48.18	0.36
Ordinary steel (Q235)		74.26	234.91	391.21	200152	35.10	0.60