1. For the Cu-Zn phase diagram. For a 68 wt% Zn-32 wt% Cu alloy, list the...
1. For the Cu-Zn phase diagram. For a 68 wt% Zn-32 wt% Cu alloy, list the phases and compositions that exist at 1000 °C, 760 °C, 600 °C and 400 °C.......... .....(8 points) Composition (at% Zn) 20 40 60 80 1200 100 2200 2000 a + L Liquid 1000 1800 B+L 1600 800 B 1400 2 Temperature (°C) Temperature (°F) 8 8 +L 1200 600 1000 7+ + Z у 400 800 8' TE B + 600 200 0 (Cu)...
1. For the Cu-Zn phase diagram. For a 68 wt% Zn-32 wt% Cu alloy, list the phases and compositions that exist at 1000 °C, 760 °C, 600 °C and 400 °C.......... .(8 points) Composition (at% Zn) 20 40 60 80 1200 100 2200 2000 a + L Liquid 1000 1800 B+L 1600 800 1400 B L Temperature (°C) Temperature (°F) + B 8 +L 1200 B + 7 88 600 a 8 + 6 1000 7+1 + L 7 B'...
1. For the Cu-Zn phase diagram. For a 68 wt% Zn-32 wt% Cu alloy, list the phases and compositions that exist at 1000 °C, 760 °C, 600 °C and 400 °C. 2. For the Cu-Ag phase diagram, answer the following. Label the figure and add is part of your answer sheet.. .....(11 points) a) What is the eutectic temperature and composition? (1 point) b) In the context of this diagram, what does the symbol ß represent? (1 point) Composition (at%...
10. In the following phase diagram for Zn-Cu Alloy. Label one eutectic, eutectoid and peritectic point and write down the reactions and all other relevant details. Also explain the eutectoid reaction i.e. why does one solid phase convert to two solid phases as the alloy cools down.....(5 points) a)The figure needs to be part of your answer sheet Composition (at% Zn) 20 40 60 80 1200 100 2200 2000 a + L Liquid 1000 1800 B+L 1600 800 1400 €...
10. In the following phase diagram for Zn-Cu Alloy. Label one eutectic, eutectoid and peritectic point and write down the reactions and all other relevant details. Also explain the eutectoid reaction i.e. why does one solid phase convert to two solid phases as the alloy cools down.....(5 points) a)The figure needs to be part of your answer sheet Composition (at% Zn) 20 1200 40 60 100 12200 80 2000 a+L Liquid 1000 1800 B+L 1600 800 1400 3 B Temperature...
In the following phase diagram for Zn-Cu Alloy. Label one eutectic, eutectoid and peritectic point and write down the reactions and all other relevant details. Also explain the eutectoid reaction i.e. why does one solid phase convert to two solid phases as the alloy cools down. a)The figure needs to be part of your answer sheet Composition (at% Zn) 0 20 40 60 80 1200 100 12200 2000 a + L Liquid 1000 1800 B+L 1600 800 + 1400 B...
4. Based on the given Cu-Zn phase diagram in figure 1, identify all the microstructural changes in terms of phases changes) for Cu-30 wt.% Zn and Cu-40 wt.% Zn alloy when they are slowly cooled down to room temperature from their melting temperatures. What are the approximate temperatures where phase changes occur during solidification of the alloys? Composition at% Zn) 60 80 1200 100 12200 2000 Liquid 1000 7 1800 BOL 1600 800 1400 1 (9.) orada 1 Emperature (F)...
10. In the following phase diagram for Zn-Cu Alloy. Label one eutectic, eutectoid and peritectic point and write down the reactions and all other relevant details. Also explain the eutectoid reaction i.e. why does one solid phase convert to two solid phases as the alloy cools down.....(5 points) Composition (at% Zn) 20 40 60 80 12000 100 2200 2000 a + L a+2 Liquid 1000 1800 BUL 1600 800 a 1400 B Temperature (°C) a Temperature (°F) B 8 +L...
10. In the following phase diagram for Zn-Cu Alloy. Label one eutectic, eutectoid and peritectic point and write down the reactions and all other relevant details. Also explain the eutectoid reaction i.e. why does one solid phase convert to two solid phases as the alloy cools down.....(5 points) Composition (at% Zn) 20 40 60 80 12000 100 2200 2000 a + L a+2 Liquid 1000 1800 BUL 1600 800 a 1400 B Temperature (°C) a Temperature (°F) B 8 +L...
For the Cu-Ag phase diagram, answer the following. Label the figure and add is part of your answer sheet………………………….(11 points) What is the eutectic temperature and composition? (1 point) In the context of this diagram, what does the symbol β represent? (1 point) Assume slow cooling and that equilibrium conditions exist for the alloy for 70 wt% Ag – 30 wt% Cu. If this is being cooled from 1000 °C, when will the first solid form and what composition would...