The strain in member AB was measured to be 9 × 10^−4. If the member is an ? 3 × 3 × 1/4 of A36 steel (refer to AISC Table 1-7, next page), determine the following: a. What is the change in length in inches? b. What is the force in the member? Note: For all structural steels: modulus of elasticity, ? = 29,000 ksi
The strain in member AB was measured to be 9 × 10^−4. If the member is an ? 3 × 3 × 1/4 of A36 steel (refer to AISC Table 1-7, next page), determine the following: a. What is the change in length in inches? b. What is the force in the member? Note: For all structural steels: modulus of elasticity, ? = 29,000 ksi
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Question
The strain in member AB was measured to be 9 × 10^−4. If the member is an ? 3 × 3 × 1/4 of A36 steel (refer to AISC Table 1-7, next page), determine the
following:
a. What is the change in length in inches?
b. What is the force in the member?
Note: For all structural steels: modulus of elasticity, ? = 29,000 ksi
Transcribed Image Text:AISC Steel Construction Manual
Table 1-7 (continued)
Angles
PNA
Properties
Ý Z
PNA
Axis X-X
Flexural-Torsional
Properties
Area,
Wt.
A
k
Shape
in.
1.06 0.895 0.929
0.946 0.903 0.907
0.825 0.910 0.884
0.699 0.918 0.860
0.569 0.926 0.836
0.948 0.433 0.933 0.812
in.
Ib/ft
in.?
in.
in.
in.
in.
in.
in.
in.
in.
L3x3x2
x16
9.40 2.76
13/16
7/8
2.20
1.91
0.460 0.230
0.144
1.59
8.30 2.43
3/4
1.98
1.70
0.405 0.157
0.100
1.60
7.20 2.11
1/16 6.10 1.78
5/8
0.352 0.101
1.26 0.297 0.0597
1.02 0.240 0.0313 0.0206
0.774 0.182 0.0136
1.75
1.48
0.0652
1.62
1.50
0.0390
1.64
4.90 1.44
16 3.71 1.09
1.23
1.65
x16
0.00899 1.67
Transcribed Image Text:9'
В
12 @ 9' = 108'
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