Using the graphs in Figures for Q2 (b) & (c), select a metal alloy for an application that requires a tensile strength of at least 370 MPa while maintaining a minimum ductility of 27%. If the metal may be cold worked, decide which of the following is a suitable material; copper, brass or 1040 steel. You need to explain your selection process. 140709001040 Steel601208005070010040BrassBrass3050020400Сорper1040 Steel3001040Copper20030 401030 40 50 60 70102050607020Percent cold workPercent cold work()Figures for Q2 (b) & (c) – Tensile Strength & Ductility against Percent of Cold Work for the BrassRod in Question. Adapted from Figure 7.19, pg 192, "An Introduction to Materials Science &Engineering", 7th Ed, by W. D. Callister Jr., 2006Tensile strength (MPa)TTensile strength (ksi)Ductility (%EL)

Given:Minimum tensile strength required,Sy=370 MPaMinimum ductility=27%Table to check the required…

Answered: Using the graphs in Figures for Q2 (b)…

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

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Using the graphs in Figures for Q2 (b) & (c), select a metal alloy for an application that requires a tensile strength of at least 370 MPa while maintaining a minimum ductility of 27%. If the metal may be cold worked, decide which of the following is a suitable material; copper, brass or 1040 steel. You need to explain your selection process.

140
70
900
1040 Steel
60
120
800
50
700
100
40
Brass
Brass
30
500
20
400
Сорper
1040 Steel
300
10
40
Copper
200
30 40
10
30 40 50 60 70
10
20
50
60
70
20
Percent cold work
Percent cold work
()
Figures for Q2 (b) & (c) – Tensile Strength & Ductility against Percent of Cold Work for the Brass
Rod in Question. Adapted from Figure 7.19, pg 192, "An Introduction to Materials Science &
Engineering", 7th Ed, by W. D. Callister Jr., 2006
Tensile strength (MPa)
T
Tensile strength (ksi)
Ductility (%EL)

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