Research Article
Effects of Concrete on Propagation Characteristics of Guided Wave in Steel Bar Embedded in Concrete
Table 1
Related material parameters of steel bar and concrete.
| | Parameters | Steel bar | Ordinary concrete | High strength concrete |
| | Poisson’s ratio | 0.2865 | 0.27 | 0.20 | | Density (kg/m3) | 7932 | 2200 | 2400 | | Elastic modulus (MPa) | 210000 | 22000 | 38000 | | Shear modulus (MPa) | 81600 | 8600 | 15800 | Velocity of longitudinal
wave (m/ms) | 5960 | 3540 | 4190 | Velocity of transverse
wave (m/ms) | 3260 | 1980 | 2570 | | Density ratio | | 3.6 | 3.3 | | Shear modulus ratio | | 9.5 | 5.2 |
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