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1. Describe the effect of composition and temperature on the equilibrium structure of aluminum alloys containing...

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Mechanical Engineering

1. Describe the effect of composition and temperature on theequilibrium structure of aluminum alloys containing up to 8%copper?

2. Explain the precipitation hardening of aluminum copper alloysby reference to the heat treatment cycles.


3. Compare the mechanical properties of aluminum 4% copper alloy inthe as – cast, solution treated, quenched, quenched and aged andover aged conditions.

Answer & Explanation Solved by verified expert
3.7 Ratings (654 Votes)
1 The maximum solid solubility of Cu in Al is 565 wt Cu Upto this composition as we increase the temperature solubility increases More specifically at 550C If the composition is more than 565 wt Cu then extra Cu will be rejected Increase in temperature will    See Answer
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