Research Article
Dynamic Response and Optimal Design of Curved Metallic Sandwich Panels under Blast Loading
Table 1
Mechanical properties, J-C model constants, and failure parameters for the face-sheet materials of the curved sandwich panel.
| Face-sheet material | Density ρ (kg/m3) | Young’s modulus (GPa) | Poisson’s ratio | Yield stress (MPa) | Tangent modulus (GPa) | J-C material constants and failure parameters | (MPa) | (MPa) | | | | | | |
| RHA steel [6, 22] | 8000 | 210 | 0.28 | — | — | 950 0.10 | 560 0.76 | 0.014 1.57 | 0.26 0 | Al-2024 T3 [23] | 2680 | 72 | 0.33 | 318 | 0.737 | — | — | — | — |
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