Effect of Aging Treatment on Intergranular Corrosion Properties of Ultra-Low Iron 625 Alloy

Figure 2

Microstructure of Alloy 625 after aging sensitization for different times. (a),(b) 0h; (c),(d)40h; (e), (f)200h; (g),(h)1000h.

(a)

(b)

(c)

(d)

(e)

(f)

(g)

(h)