Temperature (°C)800700600500300400 Criticalcooling-rate200100Eutectoid temperature18.3°C/sBainite 'nose1M (start)10 10²c. Martensited. BainiteAustenite0.3°C/sAustenite MartensiteO a. Tempered MartensiteO b. PearliteAustenite Bainite103Time (s)Ferrite-10.02°C/s10.006°C/s104Austenite-Pearlite105140012001000800600400200106A moderate ramp down would most probably result to a final microstructure ofTemperature (°F)

Answered: A moderate ramp down would most…

A moderate ramp down would most probably result to a final microstructure of O a. Tempered Martensite O b. Pearlite O c. Martensite d. Bainite

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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Question

Temperature (°C)
800
700
600
500
300
400 Critical
cooling-
rate
200
100
Eutectoid temperature
1
8.3°C/s
Bainite 'nose
1
M (start)
10 10²
c. Martensite
d. Bainite
Austenite
0.3°C/s
Austenite Martensite
O a. Tempered Martensite
O b. Pearlite
Austenite Bainite
103
Time (s)
Ferrite-
10.02°C/s
10.006°C/s
104
Austenite-
Pearlite
105
1400
1200
1000
800
600
400
200
106
A moderate ramp down would most probably result to a final microstructure of
Temperature (°F)

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