Journal of Projectiles, Rockets, Missiles and Guidance

Study on Penetration Law of Ogive-nose Projectile in a Wide Velocity Range

HOU Xuhua, YIN Likui, QU Qiankun, LIANG Jiadong, LAN Yupeng, WANG Junfeng, YANG Rui, CHEN Zhigang

JPRMG, 2024, 44(4): 62-71. DOI: 10.15892/j.cnki.djzdxb.2024.04.008

Material	ρ/(g/cm³)		E/GPa		A/MPa
93 tungsten alloy	17.60		137		1 516
G50 steel alloy	7.86		210		1 390
TA7 titanium alloy	4.50		108		852
Material	B/MPa	n		C		M
93 tungsten alloy	426	0.340		0.015		1.00
G50 steel alloy	1 226	0.356		0.005		1.12
TA7 titanium alloy	796	0.630		0.022		0.92

Table 1 Main parameters of projectile material^[19-20]

Other figure/table from this article

Fig.1 Relationship between bullet shape parameters and caliber radius head
Fig.2 Finite element simulation model
Table 2 Main parameters of concrete materials^[22]
Table 3 Main parameters of charge materials
Fig.3 Penetration process of projectile
Fig.4 Different material projectile model diagram
Fig.5 Effect of projectile material
Fig.6 Final erosion state of projectile head under different impact velocities
Fig.7 Erosion process of projectile head at impact velocity of 4Ma
Fig.8 Erosion process of projectile head at impact velocity of 5Ma
Fig.9 Erosion process of projectile head at impact velocity of 6Ma
Fig.10 Penetration resistance versus time variation diagram
Table 4 Parameters of projectiles with different curvature-diameter ratios
Fig.11 Effect of curvature-diameter ratio of projectile
Table 5 Parameters of projectiles with different length-diameter ratios
Fig.12 Projectiles shell wall breaks at 6Ma
Fig.13 The influence of length-diameter ratio of projectile body
Table 6 Parameters of different mass projectiles
Fig.14 Effect of projectile mass