Research Article
Simulation Study on the Impact Response of Barrels with Different Rifling Profiles during Bullet Engraving
Table 3
Basic data for the bullet jacket material.
| Temperature (K) | Density (kg/mm3) | Young’s modulus (MPa) | Poisson’s ratio | Thermal conductivity (W/(m.K)) | Specific heat (J/(kg·K)) | Coefficient of thermal expansion () |
| 298.15 | | | 0.33 | 390.1 | 383.3 | | 399.15 | | | 0.33 | 381.7 | 400.2 | | 522.15 | | | 0.33 | 363.2 | 412.4 | | 654.15 | | | 0.33 | 349.6 | 425.8 | | 771.15 | | | 0.33 | 343.8 | 437.5 | | 900.15 | | | 0.33 | 337.8 | 450.3 | |
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