Review Article

Friction Welding of Aluminium and Aluminium Alloys with Steel

Figure 24

The microstructure of the 42CrMo4 steel-AN40 alloy joint with the nickel interlayer (a) and a fragment of an enlarged microstructure of the nickel-AN40 alloy bounding zone (b).
981653.fig.0024a
(a)
981653.fig.0024b
(b)