Table 2 Load-bearing capacity and shear stiffness reduction of cluster nail connectors
No | shear stiffness (kN/mm) | reduction factor | Average shear bearing capacity(kN) | reduction factor |
|---|---|---|---|---|
Ks | η | Ps | η | |
Single nail | 170.99 | 1 | 169.9 | 1 |
3R5DC50 | 142.22 | 0.832 | 163.8 | 0.964 |
4R5DC50 | 127.04 | 0.743 | 160.0 | 0.942 |
5R5DC50 | 106.90 | 0.625 | 157.1 | 0.924 |
6R5DC50 | 99.51 | 0.582 | 152.9 | 0.901 |
7R5DC50 | 87.76 | 0.513 | 148.2 | 0.871 |