Research Article
Experimental Study on Bonding Properties between Finishing Rolled Rebar and Grouting Material
Table 3
Bond strengths of specimens with different reinforcement anchorage lengths.
| | Number | la (mm) | Fu (kN) | τu (MPa) | τu,m (MPa) |
| | C1-1 | 60 | 78.56 | 20.85 | 20.85 | | C1-2 | — | — | | C1-3 | — | — |
| | C2-1 | 80 | 93.68 | 18.65 | 21.61 | | C2-2 | — | — | | C2-3 | 123.46 | 24.57 |
| | C3-1 | 100 | 156.70 | 24.95 | 23.72 | | C3-2 | 146.40 | 23.31 | | C3-3 | 143.90 | 22.91 |
| | A4-1 | 120 | 162.70 | 21.58 | 20.58 | | A4-2 | 149.40 | 19.83 | | A4-3 | 153.25 | 20.33 |
| | C4-1 | 140 | 185.48 | 21.10 | 20.69 | | C4-2 | 176.73 | 20.10 | | C4-3 | 183.60 | 20.88 |
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