Foundations of Materials Science and Engineering
6th Edition
ISBN: 9781259696558
Author: SMITH
Publisher: MCG
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Chapter 8.15, Problem 30AAP
Consider the binary peritectic iridium–osmium phase diagram of Figure P8.28. Make phase analyses of a 70 wt% Ir–30 wt% Os at the temperatures (a) 2600°C, (b) 2665°C + ΔT, and (c) 2665°C − ΔT. In the phase analyses include:
- i. The phases present
- ii. The chemical compositions of the phases
- iii. The amounts of each phase
- iv. Sketch the microstructure by using 2-cm-diameter circular fields.
Figure P8.28
The iridium–osmium phase diagram.
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0 10 14 20 30 40 50 60
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Chapter 8 Solutions
Foundations of Materials Science and Engineering
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