Research Article
Experimental Study on Influence of Connection Defects on Joint Strength of Half-Grouted Sleeve Splicing of Rebar
Table 5
The experiment and stimulation data of the insufficient grouting height specimen (104 mm: 6.5 d).
| | Type | Specimen number | Ultimate load (kN) | Rebar stress (MPa) | Lower yield (kN) | Yield strength (MPa) | Slip (mm) | Destruction mode |
| | B | GTZB16-DZ-WM-104 mm-1 | 115.02 | 571.95 | 83.68 | 416.11 | 7.14 | Rebar tension fracture | | GTZB16-DZ-WM-104 mm-2 | 114.58 | 569.77 | 86.64 | 430.83 | 7.29 | Rebar tension fracture | | GTZB16-DZ-WM-104 mm-3 | 115.88 | 569.77 | 86.48 | 430.03 | 5.32 | — |
| | AVG | GTZB16-DZ-BM-AVG | 119.73 | 595.67 | 87.35 | 434.59 | 7.32 | Rebar tension fracture |
| | FEA | GTZB16-DZ-WM-100 mm-FEA | 114.17 | 568.00 | 85.94 | 427.56 | 7.13 | Rebar tension fracture |
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