Table 2 Column groups used in the parametric study.
From: Concentrically Loaded Circular RC Columns Partially Confined with FRP
| Group#a | \( f^{\prime}_{c} \) |
Longitudinal steel \( \phi \) 10 mm (#3) |
Transverse steel stirrups \( \phi \) 6 mm (#2) | ||||
|---|---|---|---|---|---|---|---|
| MPa | ksi | Number of bars | \( \rho_{sl} \) | Spacing | \( \rho_{st} \) | ||
| mm | in | ||||||
| 1 | 20.68 | 3 | 4 | 0.011 | 140 | 5.50 | 0.004 |
| 2 | 55.16 | 8 | 4 | 0.011 | 140 | 5.50 | 0.004 |
| 3 | 20.68 | 3 | 4 | 0.011 | 80 | 3.15 | 0.0064 |
| 4 | 20.68 | 3 | 12 | 0.027 | 140 | 5.50 | 0.004 |