Research Article

Experimental and Theoretical Investigation of Three Alloy 690 Mockup Components: Base Metal and Welding Induced Changes

Figure 9

(a) Intergranular carbides were rare in the carbide-dissolution region. They were not observed on all grain boundaries and were very small. This can be compared with (b) the unaffected base metal.
504927.fig.009a
(a)
504927.fig.009b
(b)