A cylindrical rod with a length of 380 mm and a diameter of 10 mm is to be subjected to a tensile load. The rod must not experience plastic deformation or an increase in length of more than 0.9 mm when a load of 24.5 kN is applied. Which of the four materials listed below are possible candidates? Justify your answer. Fy (MPa) 248 255 448 Brass alloy 345 Note: E = elastic modulus, Fy = yield strength, Fu= ultimate strength Material Copper Aluminum alloy Steel E (GPa) 110 70 207 101 Fu (MPa) 289 420 551 420
A cylindrical rod with a length of 380 mm and a diameter of 10 mm is to be subjected to a tensile load. The rod must not experience plastic deformation or an increase in length of more than 0.9 mm when a load of 24.5 kN is applied. Which of the four materials listed below are possible candidates? Justify your answer. Fy (MPa) 248 255 448 Brass alloy 345 Note: E = elastic modulus, Fy = yield strength, Fu= ultimate strength Material Copper Aluminum alloy Steel E (GPa) 110 70 207 101 Fu (MPa) 289 420 551 420
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:A cylindrical rod with a length of 380 mm and a diameter of 10 mm is to be subjected to a tensile
load. The rod must not experience plastic deformation or an increase in length of more than 0.9 mm
when a load of 24.5 kN is applied. Which of the four materials listed below are possible candidates?
Justify your answer.
Material
Copper
Aluminum alloy
Steel
Brass alloy
Note: E = elastic modulus, Fy = yield strength, F₂ = ultimate strength
E (GPa)
110
70
207
101
Fy (MPa)
248
255
448
345
Fu (MPa)
289
420
551
420
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