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

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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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
Transcribed Image Text: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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