Fig. 8: Post PPT SEM and EBSD of corrosion pits.

a–f SEM of corrosion pits post PPT testing at Eh = +600 mV, th = 2 s; a, b WAAM stainless steel ER316L B1; c, d WAAM stainless steel ER316L B2; e, f wrought 316L stainless steel. g, i SEM and h, j EBSD phase map of corrosion pits post PPT testing at Eh = +450 mV, th = 1 s.