Steel Design (Activate Learning with these NEW titles from Engineering!)
6th Edition
ISBN: 9781337094740
Author: Segui, William T.
Publisher: Cengage Learning
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Chapter 1, Problem 1.5.4P
A tensile test was performed on a metal specimen with a diameter of
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A tensile test was performed on a metal specimen with a diameter of 1⁄2 inch and a gage length (the length over which the elongation is measured) of 4 inches. The data were plotted on a load-displacement graph, P vs. ∆L. A best-fit line was drawn through the points, and the slope of the straight-line portion was calculated to be P y∆L 5 1392 kips yin. What is the modulus of elasticity?
1.5-7
The data shown in the table were obtained from a tensile test of a metal specimen with
a rectangular cross section of 0.2 in.² in area and a gage length (the length over which
the elongation is measured) of 2.000 inches.
d. Estimate the value of the proportional limit.
e. Use the 0.2% offset method to determine the yield stress.
Load
(kips)
0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
ܩܙ
ܘ
5.5
6.0
6.5
Elongation × 10³
(in.)
0
0.160
0.352
0.706
1.012
1.434
1.712
1.986
2.286
2.612
2.938
3.274
3.632
3.976
Load
(kips)
7.0
7.5
8.0
8.5
9.0
9.5
10.0
10.5
11.0
11.5
12.0
12.5
13
Elongation × 10³
(in.)
4.386
4.640
4.988
5.432
5.862
6.362
7.304
8.072
9.044
11.310
14.120
20.044
29.106
1.5-6
The data shown in the table were obtained from a tensile test of a metal specimen with
a diameter of 0.500 inch and a gage length (the length over which the elongation is
measured) of 2.00 inches. The specimen was not loaded to failure.
a. Generate a table of stress and strain values.
b. Plot these values and draw a best-fit line to obtain a stress-strain curve.
c. Use the slope of the best-fit line to estimate the modulus of elasticity.
Load (kips)
PI223 SIN
0
2.5
3.5
10
11.5
12
Elongation (in.)
0
0.0010
0.0014
0.0020
0.0024
0.0036
0.0044
0.0050
0.0060
0.0070
0.0080
0.0120
0.0180
Chapter 1 Solutions
Steel Design (Activate Learning with these NEW titles from Engineering!)
Ch. 1 - Prob. 1.5.1PCh. 1 - A tensile test was performed on a metal specimen...Ch. 1 - A tensile test was performed on a metal specimen...Ch. 1 - A tensile test was performed on a metal specimen...Ch. 1 - The results of a tensile test are shown in Table...Ch. 1 - The data in Table 1.5.3 were obtained from a...
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