Figure 3.2. Dependence of eutectoid component amount in bronze BrA9Zh3L
structure vs. zinc content
Source: measured and calculated by the authors
In addition to eutectoid component amount growing (12,47 ... 58,02%), formation
of eutectoid structures with two different morphological types has been recorded.
Figure 3.3 illustrates the fact that this occurs from concentration 0,2 wt. % Zn in alloy.
a
b
c
d
a – 0,2 %Zn (×500), b – 2,50 %Zn (×500), c. d – 4,7%Zn (×1000)
Figure 3.3. Results of eutectoid component substructure microstructural study
of bronze BrA9Zh3L with different zinc content
Source: borrowed by the authors according to source [24]
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