Figure 17.
(a) Cleavage associated with porosity at the initiation site; (b) transition region; (c) propagation path with dimpled structure and pores; (d) propagation path with intergranular decohesion and dimpled structure.
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.