Consider 0.60 kg of austenite containing 1.3 wt% C, cooled to below 727°C (1341°F). Using the iron-iron carbide phase diagram, Animated Figure 9.24, determine the following: (a) How many kilograms of total ferrite form i kg (b) How many kilograms of total cementite form i kg (c) How many kilograms of pearlite form i kg (d) How many kilograms of the proeutectoid phase form i kg

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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Consider 0.60 kg of austenite containing 1.3 wt% C, cooled to below 727°C (1341°F). Using the iron-iron carbide phase diagram,
Animated Figure 9.24, determine the following:
(a) How many kilograms of total ferrite form
i
kg
(b) How many kilograms of total cementite form
i
kg
(c) How many kilograms of pearlite form
kg
(d) How many kilograms of the proeutectoid phase form
i
kg
Transcribed Image Text:Consider 0.60 kg of austenite containing 1.3 wt% C, cooled to below 727°C (1341°F). Using the iron-iron carbide phase diagram, Animated Figure 9.24, determine the following: (a) How many kilograms of total ferrite form i kg (b) How many kilograms of total cementite form i kg (c) How many kilograms of pearlite form kg (d) How many kilograms of the proeutectoid phase form i kg
Temperature (°C)
1600
1400
1200
1000
800
600
400
(Fe)
0
(0)
1538 °C
1394 °C
-1493 °C
a+y
y, Austenite
912 °C
0.76
0.022
, Feritte
570
1085 °C
V +L
2
Composition (at% C)
10
15
2.14
1147 °C
a + Fę. C
L
Composition = 0 wt% C
Composition = 0 at% C
Temperature = 400 °C
Temperature = 752 °F
3
4
Composition (wt% C)
4.30
y + Fe3C
727 °C
20
Cementite (Fe,C)
5
6
25
2500
12000
1500
1000
6.70
Temperature (°F)
Transcribed Image Text:Temperature (°C) 1600 1400 1200 1000 800 600 400 (Fe) 0 (0) 1538 °C 1394 °C -1493 °C a+y y, Austenite 912 °C 0.76 0.022 , Feritte 570 1085 °C V +L 2 Composition (at% C) 10 15 2.14 1147 °C a + Fę. C L Composition = 0 wt% C Composition = 0 at% C Temperature = 400 °C Temperature = 752 °F 3 4 Composition (wt% C) 4.30 y + Fe3C 727 °C 20 Cementite (Fe,C) 5 6 25 2500 12000 1500 1000 6.70 Temperature (°F)
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