Investigation on Seismic Performance of Bidirectional Self-Centering Reinforced Concrete Frame Structures by Shaking Table Tests

Table 4

Parameters of reinforcement.

Diameter (mm)	Yield strength fsy (MPa)	Tensile strength fsu (MPa)	Young’s modulus Es (MPa)	Broken elongation ɛsf (%)
8	476.8	722.2	2.04 × 10^5	13.1
10	410.0	511.0	2.00 × 10^5	13.3
14	496.7	777.0	2.05 × 10^5	16.1
22	456.4	599.4	2.02 × 10^5	15.2