Foundations of Materials Science and Engineering
6th Edition
ISBN: 9781259696558
Author: SMITH
Publisher: MCG
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Chapter 9.13, Problem 91AAP
To determine
Calculate the wt % θ in an Al–5.0 % Cu alloy that is slowly cooled from 548°C to 27°C. Assume the solid solubility of Cu in Al at 27°C is 0.02 wt % and that the θ phase contains 54.0 wt % Cu.
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A 50%Ni-50%Cu alloy is slowly cooled from 1400°C to 1200°C. Determine: At 1300°C, estimate the weight fractions of the solid and liquid.
A 50 wt% Ni–50 wt% Cu alloy is heated to a temperature within the a liquid-phase region. If the composition of the alpha phase is 58 wt% Ni, determine (b) the composition of the liquid phase in wt% Ni
For alloy of two hypothetical metals A and B, there exist an a, A-rich phase and a
B, B-rich phase. For alloys of two different overall compositions at 25°C, the weight fractions of Wa and
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Alloy Composition
Wa
WB
70wt% A-30wt% B
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35wt% A-65wt% B
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Chapter 9 Solutions
Foundations of Materials Science and Engineering
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