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1.Use the inverse lever rule to determine the mass fraction of each
phase at location
a...
Chapter 9] Use the partial phase diagram below to determine the mass (weight) fraction of the δ phase for a Copper...
Chapter 9] Use the partial phase diagram below to determine the mass (weight) fraction of the δ phase for a Copper (Cu)-Zinc (Zn) alloy with an overall composition of 72 wt% Zn at a temperature of 600°C Note: You may want to keep a record of this answer for future problem solving on this exam. γ+ L 700 1200 S+L P | 598C 600 1000 500 80 90 70 60 Composition (wt% Zn) 74% 60% 40% 0%
Chapter 9] Use...
2) For the following Cu-Ni phase diagram, determine the compositions of each phase for an overall...
2) For the following Cu-Ni phase diagram, determine the compositions of each phase for an overall composition of 60 wt% Ni at 1300 °C. What happens when the temperature is increased to 1500 °C? 1600 1500 1400 a T(°C)1300 + 1200 7 1100 1000 20 L 40 60 80 wt% Ni 100
Use the Inverse lever rule to find the composition at point a. Given that S2 =...
Use the Inverse lever rule to find the composition at point a. Given that S2 = 30% of component B, L2 = 53.85% of component B, the liquid concentration of liquid (L) phase = 54.5%. Report your answer as a number (that means if answer is 50 percent just write 50, not 0.5 or 50%). Figure for representational purpose only. Liquidus Liquid solution L2 Liquid solution パー S2V + Solid solution Temperature → / S3 Point a Solidus Solid solution...
For each of the following scenarios, determine: What is (are) the phase(s) present? What is (are)...
For each of the following scenarios, determine:
What is (are) the phase(s) present?
What is (are) the composition of the phase(s)?
What is (are) the mass fractions of the phase(s)?
Show ALL work on the relevant phase diagram
S1: Cu-Ni mixture with 50 wt% Ni at T = 900°C
S2: Cu-Ni mixture with 50 wt% Ni at T = 1300°C
S3: Cu-Ni mixture with 50 wt% Ni at T = 1400°C
S4: Pb-Sn mixture with 30 wt% Sn at T...
use CO 33 not 35. 4. Determine the solid and liquid phase weight fraction using the...
use CO 33 not 35.
4. Determine the solid and liquid phase weight fraction using the below graph with Co=35% and Tg is 1250°C. (20 points) Cu-Ni T(°C) system TA tie line dus 1300-L (liquid) 1 ta solidus d R8 al OF L + d RA ID (solid) 30 33 404150 Ca wt% Ni
In a binary metallurgical phase diagram, the lever rule is a tool for which of the...
In a binary metallurgical phase diagram, the lever rule is a tool for which of the following? a) To balance the mass of the two components b) Figure out the appropriate scale for the diagram c) To allow the calculation of weight percentages of each phase d) To tie the two ends of the envelope together. A non-equilibrium microstructure is created under which of the following: a) More solvent than the solute can contain b) Fast cooling c) Slow cooling...
3. In the following phase diagram, determine (20 points): a. We are interested to design an alloy...
3. In the following phase diagram, determine (20 points): a. We are interested to design an alloy with heat treatable characteristics. Please suggest a composition range and explain why (3 points)? b. The present phases at point "A", "B" and "C". For "C", you need to mention what kind of phase transformation may happen (3 points). c. The phase compositions for these points (3 points) d. The relative amount (fraction) of each phases (hint: Lever Rule) (6 points). e. Draw...
PROBLEM 11 (10 pts) Consider the phase diagram shown below. Be precise when you read the...
PROBLEM 11 (10 pts) Consider the phase diagram shown below. Be precise when you read the phase diagram. (a) (5 pts) Consider Fe - 1.9 wt% C steel at a temperature just below the eutectoid temperature. Determine the relative amount of the pearlite. Write the Lever rule expression used clearly. (b) (5 pts) Consider Fe - 0.6 wt% C steel at a temperature just below the eutectoid temperature. Determine the relative amount of the pearlite. Write the Lever rule expression...
2. A 50 wt% Ni-50 wt% Cu alloy is heated to a temperature within the a...
2. A 50 wt% Ni-50 wt% Cu alloy is heated to a temperature within the a + liquid-phase region. If the composition of the a phase is 58 wt% Ni, determine: a) The temperature of the alloy b) The composition of the liquid phase c) The relative amount of each phase (weight fractions) T(°C) 1600 1500 L (liquid) 1400 1300 iquiduis Na solidus 1200 1100 (FCC solid solution) 1000 L 0 20 40 60 80 100 wt% Ni
In the Al-Cu phase diagram, determine what phases are present in the binary areas (white area). D...
In the Al-Cu phase diagram, determine what phases are present
in the binary areas (white area).
Determine all the phase transformations happened in the
following phase diagram.
For a 20 wt% Cu alloy at 500 oC, determine: The phases
present
The phase compositions
The fraction of each phase
Draw microstructure of this alloy at 700 oC, 560 oC and 300
oC.
We are interested to design an alloy with heat treatable
characteristics. Please suggest a composition range and explain
why?...
Chapter 9] Use the partial phase diagram below to determine the mass (weight) fraction of the δ phase for a Copper (Cu)-Zinc (Zn) alloy with an overall composition of 72 wt% Zn at a temperature of 600°C Note: You may want to keep a record of this answer for future problem solving on this exam. γ+ L 700 1200 S+L P | 598C 600 1000 500 80 90 70 60 Composition (wt% Zn) 74% 60% 40% 0%
Chapter 9] Use...
2) For the following Cu-Ni phase diagram, determine the compositions of each phase for an overall composition of 60 wt% Ni at 1300 °C. What happens when the temperature is increased to 1500 °C? 1600 1500 1400 a T(°C)1300 + 1200 7 1100 1000 20 L 40 60 80 wt% Ni 100
Use the Inverse lever rule to find the composition at point a. Given that S2 = 30% of component B, L2 = 53.85% of component B, the liquid concentration of liquid (L) phase = 54.5%. Report your answer as a number (that means if answer is 50 percent just write 50, not 0.5 or 50%). Figure for representational purpose only. Liquidus Liquid solution L2 Liquid solution パー S2V + Solid solution Temperature → / S3 Point a Solidus Solid solution...
For each of the following scenarios, determine:
What is (are) the phase(s) present?
What is (are) the composition of the phase(s)?
What is (are) the mass fractions of the phase(s)?
Show ALL work on the relevant phase diagram
S1: Cu-Ni mixture with 50 wt% Ni at T = 900°C
S2: Cu-Ni mixture with 50 wt% Ni at T = 1300°C
S3: Cu-Ni mixture with 50 wt% Ni at T = 1400°C
S4: Pb-Sn mixture with 30 wt% Sn at T...
use CO 33 not 35.
4. Determine the solid and liquid phase weight fraction using the below graph with Co=35% and Tg is 1250°C. (20 points) Cu-Ni T(°C) system TA tie line dus 1300-L (liquid) 1 ta solidus d R8 al OF L + d RA ID (solid) 30 33 404150 Ca wt% Ni
3. In the following phase diagram, determine (20 points): a. We are interested to design an alloy with heat treatable characteristics. Please suggest a composition range and explain why (3 points)? b. The present phases at point "A", "B" and "C". For "C", you need to mention what kind of phase transformation may happen (3 points). c. The phase compositions for these points (3 points) d. The relative amount (fraction) of each phases (hint: Lever Rule) (6 points). e. Draw...
PROBLEM 11 (10 pts) Consider the phase diagram shown below. Be precise when you read the phase diagram. (a) (5 pts) Consider Fe - 1.9 wt% C steel at a temperature just below the eutectoid temperature. Determine the relative amount of the pearlite. Write the Lever rule expression used clearly. (b) (5 pts) Consider Fe - 0.6 wt% C steel at a temperature just below the eutectoid temperature. Determine the relative amount of the pearlite. Write the Lever rule expression...
2. A 50 wt% Ni-50 wt% Cu alloy is heated to a temperature within the a + liquid-phase region. If the composition of the a phase is 58 wt% Ni, determine: a) The temperature of the alloy b) The composition of the liquid phase c) The relative amount of each phase (weight fractions) T(°C) 1600 1500 L (liquid) 1400 1300 iquiduis Na solidus 1200 1100 (FCC solid solution) 1000 L 0 20 40 60 80 100 wt% Ni
In the Al-Cu phase diagram, determine what phases are present
in the binary areas (white area).
Determine all the phase transformations happened in the
following phase diagram.
For a 20 wt% Cu alloy at 500 oC, determine: The phases
present
The phase compositions
The fraction of each phase
Draw microstructure of this alloy at 700 oC, 560 oC and 300
oC.
We are interested to design an alloy with heat treatable
characteristics. Please suggest a composition range and explain
why?...
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