Table 2 Effective stiffness and ductility in a negative loading direction obtained from test results.
From: Seismic Performance of Exterior RC Beam–Column Joints Retrofitted using Various Retrofit Solutions
Specimens | K e (kN/mm) | θ y (%) | θ u (%) | μ |
|---|---|---|---|---|
J-0 | 1.27 | 1.53 | 5.51 | 3.60 |
J-A | 1.27 | 1.53 | 5.51 | 3.60 |
J-CFRP | 1.34 | 1.58 | 5.77 | 3.65 |
J-H | 1.53 | 1.95 | 5.18 | 2.66 |
J-SJ1 | 1.21 | 1.77 | 6.51 | 3.68 |
J-SJ2 | 1.29 | 1.59 | 6.36 | 4.00 |
J-SJ3 | 1.30 | 1.63 | 6.26 | 3.84 |