Fractographic Analysis of Brinar 400 and Brinar 500 Steels in Impact Testing

Figure 18

Fracture surfaces of longitudinal Brinar 500 specimens in as-delivered condition after testing at −40°C: (a) under-notch zone; (b) central zone; (c) final-fracture zone. Unetched; SEM.

(a)

(b)

(c)