Pull-Out Resistance Capacity of a New Perfobond Shear Connector for Steel Pile Cap Strengthening

Table 3

Results of the pull-out test.

Specimen	Peak load (kN)	Displacement at; peak load (mm)	Cracking load (kN)
			Cracking on top of; the concrete block	Vertical cracking on the; side of the concrete block	Horizontal cracking on the; side of the concrete block
PN-0015-N	16.6	1.95	15	N/A	N/A
PO-5015-N	97.4	5.94	48	97	97
PO-6015-N	99.2	5.20	76	88	94
PO-4015-R	78.3	7.13	64	78	N/A
PO-5015-R	81.3	5.21	33	69	69
PO-6015-R	100.8	12.02	36	N/A	N/A
PO-5027-N	145.6	12.73	85	141	N/A
PO-5027-R	154.7	14.40	130	135	N/A
PU-5027-N	146.1	37.48	118	136	N/A
PU-5027-R	202.2	26.76	148	153	153