Witryna14 lut 2008 · material to protect civilian or military system with the lowest possible weight against various threats. In this study, the ballistic impact characterization of high-strength steels, namely AISI 4340 and DIN 100Cr6, was investigated using 7.62-mm armor piercing (AP) projectiles by considering four hardness levels and five areal … Witryna1 lut 2024 · An unsteady, hydrodynamic model of the impact of a low strength projectile on a rigid or semi-rigid target has been developed.

NTIS ADA060423 : IMPACT BEHAVIOR OF LOW STRENGTH …

Witryna1 cze 2015 · The effect of ply angles (0°/90°, 45°/−45°, and 0°/45°/90°/−45°) on the low-velocity impact damage of the C/SiC composites was investigated externally and internally. Different depths of pits were formed in the impacted side with fibers sheared off, whereas fiber bundles breakage and matrix cracking appeared on the back side. Witryna15 lis 2015 · Medina et al. [6] concluded that the mechanical behaviour of composites is not affected by the weave structure unless the weaving pattern involves only orthogonal fibers. Yang et al. [7] studied ... the crown of violet

Restitution of Impacting Projectiles in Ceramic Matrix Composites ...

Witryna31 gru 2014 · An unsteady, hydrodynamic model of the impact of a low strength projectile on a rigid or semi-rigid target has been developed. Impact tests of various … Witrynawhere f c ′ = compressive strength of concrete (Pa); h = thickness of target (m); ρ c = density of concrete (kg / m 3); k = factor related to the target thickness and the diameter of the projectile; and I = impact factor.. Hwang et al. compared impact energy with resistant energy to estimate the penetration depth and residual velocity of the … Witryna1 paź 2013 · The perforation of mild steel, stainless steel and high-strength steel plates subjected to impacts characterised as low-velocity (up to about 20 m/s) and moderate-velocity (20–300 m/s ... the crown of will wotlk classic