We would like to increase the yield strength of the bar through cold work. (a) Using the Copper curve, how much cold work is needed to get a yield strength of 300MPa Yield strength (MPa) 800 700 600 500 400 300 200 100 0 10 20 1040 Steel 30 40 Brass 50 Copper 60 7(
We would like to increase the yield strength of the bar through cold work. (a) Using the Copper curve, how much cold work is needed to get a yield strength of 300MPa Yield strength (MPa) 800 700 600 500 400 300 200 100 0 10 20 1040 Steel 30 40 Brass 50 Copper 60 7(
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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![We would like to increase the yield strength of the bar through cold work.
(a) Using the Copper curve, how much cold work is needed to get a yield strength of 300MPa
Yield strength (MPa)
800
700
600
500
400
300
200
100
0
10
20
1040 Steel
Brass
30
40
50
Percent cold work
Copper
60
70
(b) Based on the percent cold work you calculated, what should the final cross-sectional area of the bar be?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F51c7de72-c32a-46d9-a360-42050c6eb826%2F0efba98d-2049-4f1c-a673-8c36bbcfd685%2Fll3w8f9_processed.jpeg&w=3840&q=75)
Transcribed Image Text:We would like to increase the yield strength of the bar through cold work.
(a) Using the Copper curve, how much cold work is needed to get a yield strength of 300MPa
Yield strength (MPa)
800
700
600
500
400
300
200
100
0
10
20
1040 Steel
Brass
30
40
50
Percent cold work
Copper
60
70
(b) Based on the percent cold work you calculated, what should the final cross-sectional area of the bar be?
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