Temperature (°C)C2.The following questions refer to the phase diagram below:Composition (at% C)16001538°C1493°C514001394°CY+L1015L2025250012001147°C2.14y, Austenite4.3020001000912°C800aY0.766000.022a, Ferrite40002a+ Fe3C34y+ Fe3C727°C1500Cementite (Fe3C).1000(Fe)Composition (wt% C)For a 8 kg steel alloy containing 1.75 wt % C, answer the following:What phases are present at 800°C and at 1150°C?(a)(b)i) What is the proeutectoid phase for this alloy?66.70ii) For this specific composition, what is the approximate temperature rangethat the proeutectoid phase would be formed in?(c)Just above the eutectoid temperature,i) What is the approximate composition of each phase?ii) How many kg of each phase is present?Temperature (°F)4

Step 1: Answer (a) : Phases at 800°C and 1150°C are present : * At 800°C: The microstructure of a…

Answered: Temperature (°C) C2. The following…

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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The Pb-Sn phase diagram is given: What is the Primary phase for a Pb-75%Sn alloy and what is the amount of Eutectic mixture at 100°C for this alloy? Composition (at% Sn) 20 40 60 80 100 327°C H600 300 Liquid 500 232°C a + L 200 B + L 1400 183°C 18.3 61.9 97.8 B00 100 a + B 200 H100 20 40 60 80 100 (Pb) Composition (wt% Sn) (Sn) Temperature (°C) Temperature (°F)
Use the phase diagrams for Cu-Ni and Cu-Ag systems below to answer the question: Based on the mechanism, would you expect a solution containing 80 wt% Cu to be stronger if the remaining 20% of the alloy was Ni or Ag? Briefly explain
Consider Al- Cu system below. When Al-40%Cu is heated above 600°C and cooled slowly to a temperature of 545°C . Answer the following. Use the values of composition given in the phase diagram , no estimation .Each has two marks. 700 1200 600 L a + L 6 +L 548 1000 500 (CUAL) a + 6 800 400 600 300 5.65 10 20 30 32.7 40 50 52.5 (AI) Composition (wt % Cu) a. Percentage of the pro-eutectic phase present (% no decimal places) b. Composition of the pro- eutectic phase present (in %Cu one decimal place) c. What is the percentage of larger eutectic component present (% no decimal places) Temperature (°C) Temperature (°F)
1
Solve correctly please.
22. The below figure is a portion of the Fe-Fe;C phase diagram, fill the represent meaning of these numbers in the diagram and answer the below question. T( C) 1600 3 2 1400 4 1 1200- 1148° C 9. 7 1000 10 800 727° 600 11 4005 6.7 (Fe) C, wt% C (1) (2) (3). (4). (5) (6) (7) (8) (9) (10) (11)_ to
i need the answer quickly
Use the Cu-Ag Phase Diagram below to answer the following questions Composition (at% Ag) 20 40 60 80 100 2200 1200 A 2000 Liquidus 1000 Liquid 1800 Solidus C F a +L 1600 * 800 779 C (T) B+L E G 91.2 (Ceg 8.0 71.9 1400 (Cg). 1200 600 Solvus 1000 a +B 800 400 600 200 o 400 100 20 40 60 80 (Cu) Composition (wt% Ag) (Ag) Temperature ("C) Temperature ("F)
b) Figure 1 shows a Cu-Ag phase diagram. Calculate the phase analysis for 50% Ag-50% Cu at 800 °C. Temperature (°C) 1200 1000 800 600 400 200 ( C (Cu) B 8.0 (C₂g) -Solidus Solvus 20 20 a + L Composition (at% Ag) 40 -Liquidus 779°C (TE) a + B 40 Liquid 60 Composition (wt% Ag) 60 71.9 (CE) 80 80 B+L 91.2 (CBg) G to 100 2200 2000 1800 F 1600 1400 1200 1000 800 600 400 100 Temperature (°F)
The figure below shows Pb-Sn phase diagram. What is the composition of Pb and Sn at point 1? 1200 1000 Liquid a +L 779 C (Tg) B+L 6 800 8.0 71.9 G 91.2 600 400 200 20 40 60 80 100 (Pb) Composition (wt% Sni (Sn) Callister Jr., W.D., 2007 O a. 80 wt % Sn and 20 wt % Pb O b. 10 wt % Sn and 90 wt % Pb O c. 90 wt % Sn and 10 wt % Pb O d. 20 wt % Sn and 80 wt % Pb Temperature ("C)
According to the binary eutectic Pb-Sn phase diagram for the alloy of having 25 wt% Sn at 200°C determine the phase weight fractions.
Temperature (°C) C2. Continued. The following questions refer to the phase diagram below: 5 Composition (at% C) 10 15 20 25 0 1600 1538°C 1493°C 1400 1394°C Y+L 1200 2.14 y. Austenite 1000 912°C 800 a Y 0.76 600 0.022 a, Ferrite 1147°C a+ FezC L 2500 4.30 2000 y+ FegC 727°C 1500 Cementite (Fe3C). 1000 400 (Fe) 2 3 Composition (wt% C) 4 5 6 6.70 For a 8 kg steel alloy containing 1.75 wt % C, answer the following: c) Just below the eutectoid temperature, how many kg of pearlite is formed (if any)? (d) Just below the eutectoid temperature, how many total kg of Fe3C are formed (if any)? Temperature (°F) 5

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