EBK MATERIALS FOR CIVIL AND CONSTRUCTIO
4th Edition
ISBN: 8220102719569
Author: ZANIEWSKI
Publisher: PEARSON
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Textbook Question
Chapter 4, Problem 4.4QP
An aluminum alloy bar with a radius of 7 mm was subjected to tension until fracture and produced results shown in Table P4.4.
TABLE P4.4
| Stress, MPa | Strain, 10−3 m/m | Stress, MPa | Strain, 10−3 m/m |
| 0 | 0.0 | 399.9 | 5.2 |
| 55.2 | 0.6 | 427.5 | 5.8 |
| 117.2 | 1.5 | 441.3 | 6.2 |
| 186.2 | 2.4 | 448.2 | 6.5 |
| 241.3 | 3.2 | 462.0 | 7.3 |
| 296.5 | 4.0 | 468.9 | 8.1 |
| 344.8 | 4.6 | 482.7 | 9.7 |
a. Using a spreadsheet program, plot the stress–strain relationship.
b. Calculate the modulus of elasticity of the aluminum alloy.
c. Determine the proportional limit.
d. What is the maximum load if the stress in the bar is not to exceed the proportional limit?
e. Determine the 0.2% offset yield strength.
f. Determine the tensile strength.
g. Determine the percent of elongation at failure.
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Check stresses with the ACI permissible stresses.
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W=4.75 kN/m
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Chapter 4 Solutions
EBK MATERIALS FOR CIVIL AND CONSTRUCTIO
Ch. 4 - Name the two primary factors that make aluminum an...Ch. 4 - Prob. 4.2QPCh. 4 - An aluminum alloy specimen with a radius of 0.28...Ch. 4 - An aluminum alloy bar with a radius of 7 mm was...Ch. 4 - Decode the characteristics of a 6063 T831...Ch. 4 - A round aluminum alloy bar with a 0.6 in. diameter...Ch. 4 - An aluminum alloy bar with a rectangular cross...Ch. 4 - A round aluminum alloy bar with a 0.25-in....Ch. 4 - An aluminum alloy rod has a circular cross section...Ch. 4 - An aluminum alloy cylinder with a diameter of 3...
Ch. 4 - A 3003-H14 aluminum alloy rod with 0.5 in....Ch. 4 - The stressstrain relation of an aluminum alloy bar...Ch. 4 - An aluminum specimen originally 300 mm long is...Ch. 4 - A tension stress of 40 ksi was applied on a 12-in....Ch. 4 - A tension test was performed on an aluminum alloy...Ch. 4 - In Problem 4.15, plot the stressstrain...Ch. 4 - Referring to Figure 4.5, determine approximate...Ch. 4 - Prob. 4.18QPCh. 4 - A tensile stress is applied along the long axis of...Ch. 4 - A cylindrical aluminum alloy rod with a 0.5 in....Ch. 4 - Prob. 4.21QPCh. 4 - Discuss galvanic corrosion of aluminum. How can...
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