Research Article
Experimental and Numerical Study on the Influence of Corrosion Rate and Shear Span Ratio on Reinforced Concrete Beam
Table 3
Comparison of ultimate bearing capacity of RC members with different corrosion rates.
| | Number | Shear span ratio | Load space (mm) | Corrosion rate (%) | Thickness of protective layer (mm) | Ultimate bearing capacity formula (kN) | | Formula calculation value | Experimental value | Finite element calculation value |
| | BM0-1 | 3.0 | 500 | 0 | 25 | 82.20 | 74.91 | 73.85 | | BM1-1 | 3.0 | 500 | 3.12 | 25 | 76.16 | 70.56 | 70.48 | | BM2-1 | 3.0 | 500 | 5.44 | 25 | 72.00 | 68.30 | 63.58 | | BM3-1 | 3.0 | 500 | 7.07 | 25 | 69.79 | 67.63 | 63.05 | | BM4-1 | 3.0 | 500 | 9.88 | 25 | 66.13 | 64.53 | 58.68 | | BM5-1 | 3.0 | 500 | 10.05 | 25 | 65.91 | 63.85 | 58.36 | | BM6-1 | 3.0 | 500 | 14.77 | 25 | 59.95 | 60.11 | 55.12 | | BM0-2 | 2.4 | 700 | 0 | 25 | 102.75 | 92.32 | 87.69 | | BM1-2 | 2.4 | 700 | 2.11 | 25 | 97.59 | 90.14 | 83.07 | | BM2-2 | 2.4 | 700 | 5.51 | 25 | 89.82 | 88.37 | 79.95 | | BM3-2 | 2.4 | 700 | 6.82 | 25 | 87.65 | 86.07 | 78.38 | | BM4-2 | 2.4 | 700 | 9.08 | 25 | 83.96 | 86.00 | 74.84 | | BM5-2 | 2.4 | 700 | 9.53 | 25 | 83.23 | 78.03 | 71.19 | | BM6-2 | 2.4 | 700 | 11.19 | 25 | 80.57 | 71.63 | 70.14 |
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