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

Table 1

Some fragmentation damage criteria.

Item	Kinetic energy (J)	Specific kinetic energy (J/cm^2)
Skin breakage		9.8
Minor injury	21	78.6 (US standard for minor injury)
Lethality	39 (French standard for lethality)
	78 (US standard for lethality)
	79 (Germany standard for lethality)
	98 (Chinese standard for lethality)	160