Research Article
Pull-Out Resistance Capacity of a New Perfobond Shear Connector for Steel Pile Cap Strengthening
Table 1
Details of test specimens.
| | 
 |  |  | Specimen | Type of  holes | Diameter of holes (unit: mm) | Number of holes | Embedment length of shear connector (unit: mm) | Total number of transverse rebars passing through holes |  | 
 |  |  | PN-0015-N | No hole | N/A | 0 |  |  |  | Series I | PO-5015-N | Closed | 50 | 1 | 150 | 0 |  |  | PO-6015-N | 60 |  |  |  | 
 |  | Series II | PO-4015-R PO-5015-R
 PO-6015-R
 | Closed | 40 50
 60
 | 1 | 150 | 1 |  | 
 |  | Series III | PO-5027-N PO-5027-R
 | Closed | 50 | 2 | 270 | 0 2
 |  | 
 |  | Series IV | PU-5027-N PU-5027-R
 | Open | 50 | 2 | 270 | 0 2
 |  | 
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