Materials for Civil and Construction Engineers (4th Edition)
4th Edition
ISBN: 9780134320533
Author: Michael S. Mamlouk, John P. Zaniewski
Publisher: PEARSON
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Textbook Question
Chapter 3, Problem 3.23QP
A steel specimen is tested in tension. The specimen is 1.0 in. wide by 0.25 in. thick in the test region. By monitoring the load dial of the testing machine, it was found that the specimen yielded at a load of 12.5 kips and fractured at 17.5 kips.
- 1. Determine the tensile stresses at yield and at fracture.
- 2. Estimate how much increase in length would occur at 60% of the yield stress in a 2-in. gauge length.
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3. A steel specimen is tested in tension. The specimen is 1.0 in. wide by 0.25 in. thick in the test region. By
monitoring the load dial of the testing machine, it was found that the specimen yielded at a load of 12.5
kips and fractured at 17.5 kips.
а.
Determine the tensile stresses at yield and at fracture.
b.
Estimate how much increase in length would occur at 60% of the yield stress in a 2-in. gauge
length
A steel specimen is tested in tension. The specimen is 1.0 in. wide by 0.25 in. thick in the test region. By monitoring the load dial of the testing machine, it was found that the specimen yielded at a load of 12.5 kips and fractured at 17.5 kips.a. Determine the tensile stresses at yield and at fracture.b. Estimate how much increase in length would occur at 60% of the yield stress in a 2-in. gauge length.
A steel specimen is tested in tension. The specimen is 1.0 in. wide by 0.25 in. thick in the test region. By monitoring the load dial of the testing machine, it was found that the specimen yielded at a load of
12.5 kips and fractured at 17.5 kips.
a. Determine the tensile stresses at yield and at fracture.
b. Estimate how much increase in length would occur at 60% of the yield stress in a 2-in. gauge length.
Step-by-step solution:
Step 1 of 4
Given that:
Width of the specimen, b = 1 in
Thickness of the specimen, t = 0.25 in
Yield load on the specimen, Py = 12.5 kips
Fracture load on the specimen, Pf = 17.5 kips
Gauge length, L = 2 in
Percentage of yield stress = 60%
Chapter 3 Solutions
Materials for Civil and Construction Engineers (4th Edition)
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