Question: ( 2 0 points ) For a 7 6 wt % Pb - 2 4 wt % Mg alloy, make schematic sketches of the microstructure

(20 points) For a 76wt%Pb-24wt%Mg alloy, make schematic sketches of the microstructure that would be observed for conditions of very slow cooling at the following temperatures: 575\deg C,500\deg C,450\deg C, and 300\deg C. Label all phases and indicate their approximate compositions.
Composition =0wt%Pb
Composition =0at%Pb
Temperature =0\deg C
( 2 0 points ) For a 7 6 wt % Pb - 2 4 wt % Mg

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