The figure below is a phase diagram for alloys of aluminum and silicon Atomic percentage, com "C 10 60 70 1,300 1414 1,400 1,300 L 1,300 1,100 1000 900 800 700 600.0 600 300 400 300 d R L+B 16 126 a+p Al 30 20 40 50 60 70 Weight percentage, silicon Part A Calculate the weight fraction of the a phase that is proeutectic in a 6 wt%, Si-94 wt% Al alloy at 576°C. Express your answer to three significant figures. 8 i

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
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The figure below is a phase diagram for alloys of aluminum and silicon
Atomic percentage, silicon
"C
1,300
10
50 60
90
1,400
1,300
L
1,300
1,100
1000
900
800
700 660.437
600
300
400
300
x+L
16 136
-577-
L+B
1414
a+B
Al 20
20
90
Si
50
Weight percentage, silicon
Part A
Calculate the weight fraction of the a phase that is proeutectic in a 6 wt%, Si-94
wt% Al alloy at 576°C.
Express your answer to three significant figures.
Fraction proeutectic a = 0.628
The answer above is the CORRECT answer. Please give the correct solution
method
70
Transcribed Image Text:The figure below is a phase diagram for alloys of aluminum and silicon Atomic percentage, silicon "C 1,300 10 50 60 90 1,400 1,300 L 1,300 1,100 1000 900 800 700 660.437 600 300 400 300 x+L 16 136 -577- L+B 1414 a+B Al 20 20 90 Si 50 Weight percentage, silicon Part A Calculate the weight fraction of the a phase that is proeutectic in a 6 wt%, Si-94 wt% Al alloy at 576°C. Express your answer to three significant figures. Fraction proeutectic a = 0.628 The answer above is the CORRECT answer. Please give the correct solution method 70
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