Question

3. (2 points each) Use the Al-Si diagram provided below to specify the phase(s) present, the composition of the phases present, and the relative fractions of each phase present for an aluminum alloy containing 6 wt. % silicon at the following temperatures: a. 700 deg. C b. 600 deg. C c. 500 deg. C Weight Percent Silicon 0 10 20 30 40 50 60 70 80 90 100 1500 1414°C 1300 L 1100 Temperature °C 900 700 660.452°C 577±1°C 12.2 (Al) (Si) 500 300 0 10 20 30 40 50 60 70 80 90 100 Al Atomic Percent Silicon Si

          3. (2 points each) Use the Al-Si diagram provided below to specify the phase(s) present, the composition of the phases present, and the relative fractions of each phase present for an aluminum alloy containing 6 wt. % silicon at the following temperatures:

a. 700 deg. C
b. 600 deg. C
c. 500 deg. C

Weight Percent Silicon
0 10 20 30 40 50 60 70 80 90 100
1500
1414°C
1300
L
1100
Temperature °C
900
700 660.452°C 577±1°C
12.2
(Al) (Si)
500
300
0 10 20 30 40 50 60 70 80 90 100
Al Atomic Percent Silicon Si

$3. (2 points each) Use the Al-Si diagram provided below to specify the phase(s) present, the composition of the phases present, and the relative fractions of each phase present for an aluminum alloy containing 6 wt. % silicon at the following temperatures: a. 700 deg. C b. 600 deg. C c. 500 deg. C Weight Percent Silicon 0 10 20 30 40 50 60 70 80 90 100 1500 1414°C 1300 L 1100 Temperature °C 900 700 660.452°C 577±1°C 12.2 (Al) (Si) 500 300 0 10 20 30 40 50 60 70 80 90 100 Al Atomic Percent Silicon Si$

Added by Christina N.

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