Using the time-temperature-transformation diagram, what steel phases would you generate by cooling from 900ºC A. quenching in cold water to 520ºC in 0.5 second, holding the sample temperature constant for 1000 seconds at 520ºC, and then quenching to room temperature B. cooling down to room temperature over a period of 2 weeks?
Using the time-temperature-transformation diagram, what steel phases would you generate by cooling from 900ºC A. quenching in cold water to 520ºC in 0.5 second, holding the sample temperature constant for 1000 seconds at 520ºC, and then quenching to room temperature B. cooling down to room temperature over a period of 2 weeks?
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8th Edition
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Chapter1: Basic Modes Of Heat Transfer
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Using the time-temperature-transformation diagram, what steel phases
would you generate by cooling from 900ºC
A. quenching in cold water to 520ºC in 0.5 second, holding the sample temperature constant for 1000 seconds at 520ºC, and then quenching to room temperature
B. cooling down to room temperature over a period of 2 weeks?
![800
A
1400
Eutectoid temperature
700
F + P
1200
A + F
(A
600
A
1000
500
800
400
A + 8 1
50%
B
600
300
M (start)
M (50%)
м +А
М 190%)
400
200
M
100
200
104
105
106
103
Time (s)
1
10
10?
Temperature ("C)
Temperature (°F)](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fb6bb5cbc-9794-4f91-be7a-8f8455bab237%2Fa5af0ad0-3814-4579-b005-34e2e26df67a%2Ftl863u_processed.png&w=3840&q=75)
Transcribed Image Text:800
A
1400
Eutectoid temperature
700
F + P
1200
A + F
(A
600
A
1000
500
800
400
A + 8 1
50%
B
600
300
M (start)
M (50%)
м +А
М 190%)
400
200
M
100
200
104
105
106
103
Time (s)
1
10
10?
Temperature ("C)
Temperature (°F)
![0,40WHC
300
M (start)
M (50%)
K730°C
dry
M (90%)
200
707°C
100
10.02
d ti Feg C
1
10
C6.69 wt.7
The presence of
cignificar](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fb6bb5cbc-9794-4f91-be7a-8f8455bab237%2Fa5af0ad0-3814-4579-b005-34e2e26df67a%2F19a6ey_processed.png&w=3840&q=75)
Transcribed Image Text:0,40WHC
300
M (start)
M (50%)
K730°C
dry
M (90%)
200
707°C
100
10.02
d ti Feg C
1
10
C6.69 wt.7
The presence of
cignificar
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