Fractography and Microstructural Analysis of As-Built and Stress Relieved DMLS Ti6Al4V (ELI) Plates Subjected to High Velocity Impact

Table 1

Vickers hardness of as-built and stress relieved DMLS Ti6Al4V (ELI), ballistically impacted 10 mm thick plate.

	At the edge of the projectile hole (A)	Along an ASB (B)	To the right of the ASB (C)	2 mm radially away from the edge of the projectile hole	4 mm radially away from the edge of the projectile hole	6 mm radially away from the edge of the projectile hole
	304.0 HV	307.9 HV	407.7 HV	344.1 HV	340.7 HV	334.9 HV
	323.2 HV	304.4 HV	326.8 HV	331.9 HV	349.8 HV	355.5 HV
	313.0 HV	292.2 HV	351.4 HV	350.7 HV	358.6 HV	351.4 HV
	331.8 HV	282.5 HV	320.2 HV	350.5 HV	346.1 HV	356.4 HV
	328.1 HV	299.8 HV	310.2 HV	349.6 HV	359.1 HV	357.5 HV
Avg	320.0 HV	297.4 HV	343.3 HV	345.4 HV	350.9 HV	351.1 HV
STD	11.4	10.1	30.5	7.9	7.9	9.4