Research Article
Experimental Study on the Effect of Grouting Defects on Mechanical Properties of the Rebar Connected by Full-Grouted Sleeves
Table 3
Specimen loading test results.
| | Number | Ultimate bearing capacity (kN) | Stress strength (MPa) | Maximum elongation (%) | Failure mode |
| | A-1 | 224.32 | 714.03 | 14.56 | Rebar tension fracture | | A-2 | 202.07 | 643.21 | 13.22 | Rebar tension fracture | | A-3 | 196.87 | 626.66 | 12.81 | Rebar tension fracture | | B-1 | 199.47 | 622.55 | 13.42 | Rebar pullout | | B-2 | 210.48 | 669.98 | 11.84 | Rebar tension fracture | | B-3 | 201.42 | 641.14 | 11.52 | Rebar tension fracture | | C-1 | 189.53 | 603.29 | 9.80 | Rebar pullout | | C-2 | 177.29 | 564.33 | 10.48 | Rebar pullout | | C-3 | 185.86 | 591.61 | 8.50 | Rebar pullout | | D-1 | 174.88 | 556.66 | 3.18 | Rebar pullout | | D-2 | 143.87 | 457.95 | 4.93 | Rebar pullout | | D-3 | 167.66 | 533.68 | 5.77 | Rebar pullout |
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