What is the proeutectoid phase for an iron-carbon alloy in which the mass fractions of total ferrite and total cementite are 0.90 and 0.1, respectively? See Animated Figure 9.24 Part 1 What are the concentrations of carbon in a-ferrite and FegC at a temperature just below 727°C? You may want to use Animated Figure 9.24. (a) Ca = i wt% (b) CFe,C i wt% Attempts: 0 of 3 used Submit Answer Save for Later Part 2 Compute the composition of an iron-carbon alloy for which the mass fractions of total ferrite and total cementite are 0.90 and 0.1, respectively. Co wt% C

What is the proeutectoid phase for an iron-carbon alloy in which the mass fractions of total ferrite and total cementite are 0.90 and 0.1, respectively? See Animated Figure 9.24 Part 1 What are the concentrations of carbon in a-ferrite and FegC at a temperature just below 727°C? You may want to use Animated Figure 9.24. (a) Ca = i wt% (b) CFe,C i wt% Attempts: 0 of 3 used Submit Answer Save for Later Part 2 Compute the composition of an iron-carbon alloy for which the mass fractions of total ferrite and total cementite are 0.90 and 0.1, respectively. Co wt% C

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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Question

What is the proeutectoid phase for an iron-carbon alloy in which the mass fractions of total ferrite and total cementite are 0.90 and
0.1, respectively?
See Animated Figure 9.24
Part 1
What are the concentrations of carbon in a-ferrite and FegC at a temperature just below 727°C? You may want to use
Animated Figure 9.24.
(a) Ca = i
wt%
(b) CFe,C
i
wt%
Attempts: 0 of 3 used Submit Answer
Save for Later
Part 2
Compute the composition of an iron-carbon alloy for which the mass fractions of total ferrite and total cementite are 0.90 and
0.1, respectively.
Co
i
wt% C

|Composition
Composition = 0 at% C
Temperature = 400 °C
Temperature = 752 °F
= 0 wt% C
Composition (at% C)
10
15
20
25
1600
1538 °C
1493 °C
L
1400
2500
1394 °C
y + L
1200
1147 °C
2, Austenite
2.14
4.30
|2000
1000
912 °C
y + FE3C
800
1500
727 °C
aty
0.76
0.022
600
E, Feritte
a+ FeC
1085 °C
Cementite (Fe,C)
+1000
400
1
6.70
(Fe)
Composition (wt% C)
Temperature (°C)
Temperature (°F)

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