Table 1 FRP-strengthened CFST columns
Specimens | Diameter/mm | Height/mm | Steel tube thickness/mm | FRP layers | FRP type | Number of specimen |
|---|---|---|---|---|---|---|
C0CFST | 159 | 636 | 4.0 | 0 | / | 2 |
C1CFST | 159 | 636 | 4.0 | 1 | CFRP | 2 |
C2CFST | 159 | 636 | 4.0 | 2 | CFRP | 2 |
C3CFST | 159 | 636 | 4.0 | 3 | CFRP | 2 |
C4CFST | 159 | 636 | 4.0 | 4 | CFRP | 2 |