PSI - Issue 14

Author name / Structural Integrity Procedia 00 (2018) 000 – 000

6

Manojakumar Chimmat et al. / Procedia Structural Integrity 14 (2019) 746–757

751

0 1 2 3 4 5 6 7 8 9 10

Longitudinal

Transverse

Surface roughness (µm)

As printed

Grit blasted

CoCrMo

SS316L

Fig. 4. Surface roughness of the as printed and grit blasted CoCrMo Coupon and SS316L Cube

b)

a)

0.043%

0.043%

100 µm

100 µm

Fig. 5. Representative optical micrographs from CoCrMo Coupon revealing the porosity distribution, a) Longitudinal b) Transverse, direction

a)

0.038%

b)

0.128%

100 µm

100 µm

Fig. 6. Representative optical micrographs from SS316L Cube revealing the porosity distribution, a) Longitudinal b) Transverse direction