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At 1200°c and 3% wt of carbon,the phase is AUSTENITE IN LIQUID
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Question 2 Not yet Consider the following Fe-Fe3 phase diagram. The phase is present in a...
material Question 3: For an Iron-Iron Carbide (Fe-FesC) phase diagram, answer the following for 5.0 wt%...
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Question 3: For an Iron-Iron Carbide (Fe-FesC) phase diagram, answer the following for 5.0 wt% C 10 Points How many phases are possible at this composition and what will be the melting temperature at this a) composition? b) the alloy is hypocutectic or hypereutectoid at 800°C at this composition ? c) the alloy is hypocutectic or hypereutectoid at 600°C at this composition? d) composition and amount of each phase at 1250°C at this composition e) composition and amount of...
FOR QUESTIONS 22-25, REFER to the Iron (Fe)-Carbon (C) Phase Diagram Below position = 0 at%...
FOR QUESTIONS 22-25, REFER to the Iron (Fe)-Carbon (C) Phase Diagram Below position = 0 at% emperature = 0 °C Temperature 32 °F composition tal% C) 10 5 15 20 25 1600 1493 C 1400 2500 1394 °CL 1200 1147 ℃ 2.14 4.30 2000 1000 912 C -FeC 800 1500 727 "C 600! Feritte a FerC cementite (FeC- 1000 1085 °C 2 5 6 6.70 Composition (wt% C)
please make sure it is correct What are the phase present in a 1040 steel at...
please make sure it is correct
What are the phase present in a 1040 steel at 500 °C ? Composition Cat C 10 15 20 25 1600 11538 C 2493C 1400 2500 1394-C y 1200 11470 2.14 4.30 7. Austenite 2000 Temperature ("C) Temperature (°F) 1000 912 C y+ Fezc 800 1500 727 C y 0.76 600 0.022 a, Ferrite a Fejc Cementite Fez 1000 400 5 6 6.70 Fe 3 4 Composition to Ferrite OL Cementite O II Ferrite...
Consider the Fe-Fe3C phase diagram and answer the following questions: 21. At a temperature just below...
Consider the Fe-Fe3C phase diagram and answer the following questions: 21. At a temperature just below the eutectic (1147°C) for a sample with 4 wt% C please calculate the mass fraction of (a) primary Y (austenite), (b) eutectic y (austenite), and for a sample with 5 wt% C please calculate the mass fraction of (c) primary Fe,c (cementite), (d) eutectic Fe C (cementite). (8%) 22. At a temperature just up the eutectic (1147°C), at first for a sample with 4...
8. For the Fe-C diagram answer the following a) Give the common name for the following...
8. For the Fe-C diagram answer the following a) Give the common name for the following phases - a, Y, FeC b) Assume each of the given compositions has been slowly cooled under equilibrium conditions to 700°C. Draw the microstructure of each, taking care to annotate drawings fully, including identification of phases, microconstituents, and features. Also list each phase composition...... (6 points) 100.0% Fe 0.2%C, 99.8%Fe 0.6%C, 99.4%Fe 0.76%C, 99.24%Fe () () () c) For a composition of 1 wt%...
2. (a) What is a phase? Name two examples. (b) Label all the phase regions on...
2. (a) What is a phase? Name two examples. (b) Label all the phase regions on Figure 2 and write the eutectic and eutectoid reactions. Show also the steel and the cast iron intervals on Figure 2. (C) Select proper compositions, i.e. % C, that can be suitable for: (i) Car (highway) fender. (ii) Diesel engine block. (iii) Railway Composition (at% C) 0 1600 1538°C - 1493°C 10 15 20 25 1400 & 2500 1394°C 1200 1147C 2.14 4.30 2000...
Using the attached iron-iron carbide phase diagram, answer the following: a) Upon slow cooling a 1.0...
Using the attached iron-iron carbide phase diagram, answer the following: a) Upon slow cooling a 1.0 wt% carbon steel from 900°C: i) At what temperature does the carbide phase appear? ii) How much carbide is present at 729°C? iii) How much carbide is present at 725°C? b) Upon slow cooling a 0.5 wt% carbon steel from 900°C to 725°C: i) What are the compositions and quantities of the two phases present? ii) What are the compositions and quantities of the...
15. From the iron-carbon phase diagram (see Figure below) a. What are the concentrations of carbon...
15. From the iron-carbon phase diagram (see Figure below) a. What are the concentrations of carbon in each a-ferrite and Fe3C at a temperature just below 727°C? b. What are the phases involved in the eutectoid reaction? c. I am making a hyper-eutectoid steel with 2 wt%C. If I cool slowly from 1400°C, what phases and microstructure will I have at room temperature, assuming only equilibrium phases can be present? d. What is the euctectoid composition for Fe-C system shown...
a) Give the common name for the following phases – Q, y, Fe3C b) For a...
a) Give the common name for the following phases – Q, y, Fe3C b) For a composition of 1 wt% C, calculate the amounts of proeutectoid cementite and pearlite Composition (at% C) 10 15 5 20 25 1600 1538°C 1493°C L 1400 2500 1394°C 7+L 1200 1147°C 2.14 4.30 y, Austenite 2000 Temperature (°C) 1000 Temperature (°F) 912°C y + Fezc 800 1500 Q + y 727°C 0.76 600 0.022 a, Ferrite a + Fezc Cementite (Fe3C) 1000 400 0...
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...
material
Question 3: For an Iron-Iron Carbide (Fe-FesC) phase diagram, answer the following for 5.0 wt% C 10 Points How many phases are possible at this composition and what will be the melting temperature at this a) composition? b) the alloy is hypocutectic or hypereutectoid at 800°C at this composition ? c) the alloy is hypocutectic or hypereutectoid at 600°C at this composition? d) composition and amount of each phase at 1250°C at this composition e) composition and amount of...
FOR QUESTIONS 22-25, REFER to the Iron (Fe)-Carbon (C) Phase Diagram Below position = 0 at% emperature = 0 °C Temperature 32 °F composition tal% C) 10 5 15 20 25 1600 1493 C 1400 2500 1394 °CL 1200 1147 ℃ 2.14 4.30 2000 1000 912 C -FeC 800 1500 727 "C 600! Feritte a FerC cementite (FeC- 1000 1085 °C 2 5 6 6.70 Composition (wt% C)
please make sure it is correct
What are the phase present in a 1040 steel at 500 °C ? Composition Cat C 10 15 20 25 1600 11538 C 2493C 1400 2500 1394-C y 1200 11470 2.14 4.30 7. Austenite 2000 Temperature ("C) Temperature (°F) 1000 912 C y+ Fezc 800 1500 727 C y 0.76 600 0.022 a, Ferrite a Fejc Cementite Fez 1000 400 5 6 6.70 Fe 3 4 Composition to Ferrite OL Cementite O II Ferrite...
Consider the Fe-Fe3C phase diagram and answer the following questions: 21. At a temperature just below the eutectic (1147°C) for a sample with 4 wt% C please calculate the mass fraction of (a) primary Y (austenite), (b) eutectic y (austenite), and for a sample with 5 wt% C please calculate the mass fraction of (c) primary Fe,c (cementite), (d) eutectic Fe C (cementite). (8%) 22. At a temperature just up the eutectic (1147°C), at first for a sample with 4...
8. For the Fe-C diagram answer the following a) Give the common name for the following phases - a, Y, FeC b) Assume each of the given compositions has been slowly cooled under equilibrium conditions to 700°C. Draw the microstructure of each, taking care to annotate drawings fully, including identification of phases, microconstituents, and features. Also list each phase composition...... (6 points) 100.0% Fe 0.2%C, 99.8%Fe 0.6%C, 99.4%Fe 0.76%C, 99.24%Fe () () () c) For a composition of 1 wt%...
2. (a) What is a phase? Name two examples. (b) Label all the phase regions on Figure 2 and write the eutectic and eutectoid reactions. Show also the steel and the cast iron intervals on Figure 2. (C) Select proper compositions, i.e. % C, that can be suitable for: (i) Car (highway) fender. (ii) Diesel engine block. (iii) Railway Composition (at% C) 0 1600 1538°C - 1493°C 10 15 20 25 1400 & 2500 1394°C 1200 1147C 2.14 4.30 2000...
Using the attached iron-iron carbide phase diagram, answer the following: a) Upon slow cooling a 1.0 wt% carbon steel from 900°C: i) At what temperature does the carbide phase appear? ii) How much carbide is present at 729°C? iii) How much carbide is present at 725°C? b) Upon slow cooling a 0.5 wt% carbon steel from 900°C to 725°C: i) What are the compositions and quantities of the two phases present? ii) What are the compositions and quantities of the...
15. From the iron-carbon phase diagram (see Figure below) a. What are the concentrations of carbon in each a-ferrite and Fe3C at a temperature just below 727°C? b. What are the phases involved in the eutectoid reaction? c. I am making a hyper-eutectoid steel with 2 wt%C. If I cool slowly from 1400°C, what phases and microstructure will I have at room temperature, assuming only equilibrium phases can be present? d. What is the euctectoid composition for Fe-C system shown...
a) Give the common name for the following phases – Q, y, Fe3C b) For a composition of 1 wt% C, calculate the amounts of proeutectoid cementite and pearlite Composition (at% C) 10 15 5 20 25 1600 1538°C 1493°C L 1400 2500 1394°C 7+L 1200 1147°C 2.14 4.30 y, Austenite 2000 Temperature (°C) 1000 Temperature (°F) 912°C y + Fezc 800 1500 Q + y 727°C 0.76 600 0.022 a, Ferrite a + Fezc Cementite (Fe3C) 1000 400 0...
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...
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