Research Article

A New Buckling-Restrained Brace with a Variable Cross-Section Core

Figure 21

Hysteresis curves of models. (a) BRB-TJ-I. (b) BRB-VCC-7. (c) BRB-VCC-8. (d) BRB-VCC-9.
(a)
(b)
(c)
(d)