Research Article
Stress Analysis and Structural Optimization of Steel–Concrete Joint of Zhonghua Road Bridge in Liaocheng
Table 3
Material characteristic values for steel.
| Structure | Material | Elastic modulus (GPa) | Poisson’s ratio | Tensile yield strength (MPa) | Compressive yield strength (MPa) |
| Steel box beam | Q345qD | 34.5 | 0.3 | 345 | 345 | Steel strand | Low-relaxation high-strength steel strand | 40 | 0.3 | 1,860 | 410 |
|
|