Research Article
Dynamic Structural Assessment of Blast Wall Designs on Military-Based Vehicle Using Explicit Finite Element Approach
Table 3
Material properties for mild steel [
46].
| | Description | Notation | Numerical value |
| | Yield stress (MPa) | A | 304.33 | | Strain hardening constant (MPa) | B | 422.007 | | Strain hardening coefficient (−) | n | 0.345 | | Strain-rate hardening (−) | C | 0.0156 | | Thermal softening constant (−) | m | 0.87 | | Reference strain rate | Ɛ 0 | 0.0001 s−1 | | Melting temperature (K) | θ melt | 1800 | | Transition temperature (K) | θ transition | 293 | | Fracture strain constant (−) | D 1 | 0.1152 | | D 2 | 1.0116 | | D 3 | −1.7684 | | D 4 | −0.05279 | | D 5 | 0.5262 |
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