(a) Plot the data as impact energy versus temperature. (b) Determine a ductile-to-brittle transition temperature as that temperature corresponding to the average of the maximum and minimum impact energies. (c) Determine a ductile-to-brittle transition temperature as that temperature at which the impact energy is 80 J.

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
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Following data were gathered from a series of Charpy impact tests on a ductile
cast iron.
Tempera ture (°C)
Impact Energy (J)
-25
124
-50
123
-75
115
-85
100
-100
73
-110
52
-125
26
-150
9
-175
(a) Plot the data as impact energy versus temperature.
(b) Determine a ductile-to-brittle transition temperature as that temperature
corresponding to the average of the maximum and minimum impact energies.
(c) Determine a ductile-to-brittle transition temperature as that temperature at
which the impact energy is 80 J.
Transcribed Image Text:Following data were gathered from a series of Charpy impact tests on a ductile cast iron. Tempera ture (°C) Impact Energy (J) -25 124 -50 123 -75 115 -85 100 -100 73 -110 52 -125 26 -150 9 -175 (a) Plot the data as impact energy versus temperature. (b) Determine a ductile-to-brittle transition temperature as that temperature corresponding to the average of the maximum and minimum impact energies. (c) Determine a ductile-to-brittle transition temperature as that temperature at which the impact energy is 80 J.
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