Analysis of Criteria for Assessing Safety Distance for Focused Warhead Fragments Based on CDEM

Table 3

Parameters for each material.

Location	Material	Density (kg/m^3)	Tensile strength (Mpa)	Shear strength (Mpa)	Young’s modulus (Mpa)	Poisson ratio
Front and rear end covers, inner casing	Aluminum alloy	2700	410	410	0.71 × 10^5	0.3
Equivalent fragment layer	—	7955	100	100	1.75 × 10^5	0.3
Fragments	Tungsten alloy	15200	—	—	—	-
	Steel	7800	—	—	—	-