Research Article

Study of Hypervelocity Projectile Impact on Thick Metal Plates

Table 6

Physical comparison of the impact craters.

Impact velocity
(m/s)
Test IDCrater diameter
(mm)
% differenceCrater depth
(mm)
% differenceBack side bulge
(mm)
% difference

53381000-01617.0N/A6.3N/A2.3N/A
LS-DYNA17.1+0.65.9−7.12.1−8.1
CTH15.7−7.65.7−9.32.0−19.5

50631000-01716.9N/A5.8N/A2.4N/A
LS-DYNA15.9−5.95.0−13.82.2−7.8
CTH15.7−7.15.7−1.71.9−12.9