PSI - Issue 17

Pradipta Kumar Jena et al. / Procedia Structural Integrity 17 (2019) 957–964 Author name / Structural Integrity Procedia 00 (2019) 000 – 000

963

7

1

1

2

2

1

1 2

AA 2024

AA 2519

2

3

3

(a)

(b)

3

3

500 µm

500 µm

1

1

1

2

AA 5059

2

1

2

AA 5083

2

3

3

(c)

(d)

3

3

500 µm

500 µm

1

1

1 2

AA 7017

1 2

AA 6061

2

2

3

3

(f)

(e)

3

3

500 µm

500 µm

Fig. 7. Post ballistic microstructure adjacent to the crater wall of (a) AA 2024 (b) AA 2519 (c) AA 5059 (d) AA 5083(e) AA 6061 (f) AA 7017 target plates. Arrow mark indicates the projectile penetration direction. The numbers in the microstructure indicate the corresponding region in the crater wall.