Research Article
Experimental and Numerical Research on Cylindrical Tubes under Outer Cylindrical Explosive Waves
Table 3
Material model of tube.
| Linear state equation |
| Bulk modulus | (GPa) | 159.8 | Reference temperature | (K) | 300 | Specific heat | (J/kgK) | 477.0 |
| Strength model (J-C) |
| Shear modulus | (GPa) | 770 | Yield stress | (MPa) | 790 | Hardening constant | (MPa) | 510 | Hardening exponent | | 0.26 | Strain rate constant | | 0.014 | Thermal softening exponent | | 1.03 | Melting temperature | (K) | 1793 |
| Failure model (Grady spall mode) |
| Grady spall model | | 0.15 |
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