Fundamentals of Materials Science and Engineering, Binder Ready Version: An Integrated Approach
Fundamentals of Materials Science and Engineering, Binder Ready Version: An Integrated Approach
5th Edition
ISBN: 9781119175483
Author: William D. Callister Jr., David G. Rethwisch
Publisher: WILEY
Question
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Chapter 11.17, Problem 21QP

(a)

To determine

Using the isothermal transformation diagram for a 1.13wt%C steel alloy, specify the nature of the final microstructure,

Rapidly cool to 250°C (480°F), hold for 103 s, then quench to room temperature.

(b)

To determine

Using the isothermal transformation diagram for a 1.13wt%C steel alloy, specify the nature of the final microstructure,

Rapidly cool to 775°C (1430°F), hold for 500 s, then quench to room temperature.

(c)

To determine

Using the isothermal transformation diagram for a 1.13wt%C steel alloy, specify the nature of the final microstructure,

Rapidly cool to 400°C (750°F), hold for 500 s, then quench to room temperature.

(d)

To determine

Using the isothermal transformation diagram for a 1.13wt%C steel alloy, specify the nature of the final microstructure,

Rapidly cool to 700°C (1290°F), hold at this temperature for 105 s, then quench to room temperature.

(e)

To determine

Using the isothermal transformation diagram for a 1.13wt%C steel alloy, specify the nature of the final microstructure,

Rapidly cool to 650°C (1200°F), hold at this temperature for 3 s, rapidly cool to 400°C (750°F), hold for 25 s, then quench to room temperature.

(f)

To determine

Using the isothermal transformation diagram for a 1.13wt%C steel alloy, specify the nature of the final microstructure,

Rapidly cool to 350°C (660°F), hold for 300 s, then quench to room temperature.

(g)

To determine

Using the isothermal transformation diagram for a 1.13wt%C steel alloy, specify the nature of the final microstructure,

Rapidly cool to 675°C (1250°F), hold for 7 s, then quench to room temperature.

(h)

To determine

Using the isothermal transformation diagram for a 1.13wt%C steel alloy, specify the nature of the final microstructure,

Rapidly cool to 600°C (1110°F), hold at this temperature for 7 s, rapidly cool to 450°C (840°F), hold at this temperature for 4 s, then quench to room temperature.

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Fundamentals of Materials Science and Engineering, Binder Ready Version: An Integrated Approach

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