Research Article
Study of Hypervelocity Projectile Impact on Thick Metal Plates
Table 6
Physical comparison of the impact craters.
| Impact velocity (m/s) | Test ID | Crater diameter (mm) | % difference | Crater depth (mm) | % difference | Back side bulge (mm) | % difference |
| 5338 | 1000-016 | 17.0 | N/A | 6.3 | N/A | 2.3 | N/A | LS-DYNA | 17.1 | +0.6 | 5.9 | −7.1 | 2.1 | −8.1 | CTH | 15.7 | −7.6 | 5.7 | −9.3 | 2.0 | −19.5 |
| 5063 | 1000-017 | 16.9 | N/A | 5.8 | N/A | 2.4 | N/A | LS-DYNA | 15.9 | −5.9 | 5.0 | −13.8 | 2.2 | −7.8 | CTH | 15.7 | −7.1 | 5.7 | −1.7 | 1.9 | −12.9 |
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