15.0 KV EM Mag 200x TProbe 2 tprobe 100μm 09 (b) Temperature, T (°C) 800 700 at % Cu 5 10 15 Melting point of pure Al 660°C 20 25 Liquid, L Eutectic poirt 30 600 (AI)+L 548°C 33% L+ CuAl2 500 400 300 200 Al-rich solid (Al) 0 10 10 ΑΙ 20 (Al) + CuAl2₂ 30 40 wt % Cu 50 50 35 40 45 Compound 8. CuAl2 60 70 70
15.0 KV EM Mag 200x TProbe 2 tprobe 100μm 09 (b) Temperature, T (°C) 800 700 at % Cu 5 10 15 Melting point of pure Al 660°C 20 25 Liquid, L Eutectic poirt 30 600 (AI)+L 548°C 33% L+ CuAl2 500 400 300 200 Al-rich solid (Al) 0 10 10 ΑΙ 20 (Al) + CuAl2₂ 30 40 wt % Cu 50 50 35 40 45 Compound 8. CuAl2 60 70 70
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
Related questions
Question
Assumptions:
• Density of Al Cu phase is 4.34 g/cm3
• Density of alpha phase is 2.8 g/cm3
• Assume composition of alpha is 5 wt% Cu
• Assume composition of AlCu phase is 53 wt% Cu
To-do:
• What is the bulk composition of the unknown sample?
• Use the lever rule method and the help of the phase diagram to determine this.
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