Consider 2.5 kg of austentie containing 0.65 wt% °C, cooled to below 727°C a) What is the pro-eutectoid phase? b) How many kg each form of ferrite and cementite? c) How many kg each form of pearlite and the pro-eutectoid phase?
Consider 2.5 kg of austentie containing 0.65 wt% °C, cooled to below 727°C a) What is the pro-eutectoid phase? b) How many kg each form of ferrite and cementite? c) How many kg each form of pearlite and the pro-eutectoid phase?
Introduction to Chemical Engineering Thermodynamics
8th Edition
ISBN:9781259696527
Author:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Publisher:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Chapter1: Introduction
Section: Chapter Questions
Problem 1.1P
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Calculation Questions
Consider 2.5 kg of austentie containing 0.65 wt% °C, cooled to below 727°C
a) What is the pro-eutectoid phase?
b) How many kg each form of ferrite and cementite?
c) How many kg each form of pearlite and the pro-eutectoid phase?
1600
1400
1200
1000
800
600
1538 C
400
(Fe)
-1493 C
1394°C
912°C
Y. Austenite
0.76
0.022
Femte
Y+Z
2.14
Composition fat%C
15
1147 C
+ Fejc
4.30
y FeyC
Composition (wt% C)
727 C
Cementite (FC)
6
2500
2000
1500
1000
6.70
Imperature (F)
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