Table 5 Initial stiffnesses of test specimens.
From: Experimental Cyclic Behavior of Precast Hybrid Beam-Column Connections with Welded Components
Specimen | Direction | Ki (kN/mm) | 0.05 Ki | K3.5 (kN/mm) |
|---|---|---|---|---|
MONO | Push | 10.2 | 0.51 | 0.50 |
Pull | 8.3 | 0.42 | 0.45 | |
SP1 | Push | 11.7 | 0.59 | N.A. |
Pull | 12.5 | 0.63 | N.A. | |
SP1-R | Push | 10.6 | 0.53 | 1.52 |
Pull | 11.8 | 0.59 | 1.05 | |
SP2 | Push | 11.9 | 0.59 | 1.15 |
Pull | 8.9 | 0.45 | 1.1 | |
SP3 | Push | 11.1 | 0.56 | 1.58 |
Pull | 11.3 | 0.57 | 1.08 | |
SP3-R | Push | 15.7 | 0.79 | 1.93 |
Pull | 8.2 | 0.41 | 1.78 |