A4.3- Design a square short column for P₁ = 1800 kN, Mfx = 250 kN.m, Mfy: f your final design p has to be between 0.01 and 0.02. = 50 kN.m. In Given: f'c = 25 MPa fy = 400 MPa Longitudinal bars: Use 25M Ties: 10M@ 300 Clear cover to the ties: 40mm 25 P₁ = 0.05 20 20 15 P. MPa 2½8 10 5 P₁ = 0.04 P₁ = 0.03 P₁ = 0.02 P₁ = 0.01 0 0 1 2 fs/fy = 0.0x 3 M, Agh . MPa f/fy= 0.5 Y = 0.80 b fy = 25 MPa = 400 MPa jfs/fy = 1.0- h 5 6 7

Steel Design (Activate Learning with these NEW titles from Engineering!)
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Author:Segui, William T.
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Chapter4: Compression Members
Section: Chapter Questions
Problem 4.9.9P
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A4.3- Design a square short column for P₁ = 1800 kN, Mfx = 250 kN.m, Mfy:
f
your final design p has to be between 0.01 and 0.02.
= 50 kN.m. In
Given: f'c = 25 MPa
fy = 400 MPa
Longitudinal bars: Use 25M
Ties: 10M@ 300
Clear cover to the ties: 40mm
Transcribed Image Text:A4.3- Design a square short column for P₁ = 1800 kN, Mfx = 250 kN.m, Mfy: f your final design p has to be between 0.01 and 0.02. = 50 kN.m. In Given: f'c = 25 MPa fy = 400 MPa Longitudinal bars: Use 25M Ties: 10M@ 300 Clear cover to the ties: 40mm
25
P₁ = 0.05
20
20
15
P. MPa
2½8
10
5
P₁ = 0.04
P₁
= 0.03
P₁ = 0.02
P₁ = 0.01
0
0
1
2
fs/fy = 0.0x
3
M,
Agh
.
MPa
f/fy= 0.5
Y = 0.80
b
fy
= 25 MPa
= 400 MPa
jfs/fy = 1.0-
h
5
6
7
Transcribed Image Text:25 P₁ = 0.05 20 20 15 P. MPa 2½8 10 5 P₁ = 0.04 P₁ = 0.03 P₁ = 0.02 P₁ = 0.01 0 0 1 2 fs/fy = 0.0x 3 M, Agh . MPa f/fy= 0.5 Y = 0.80 b fy = 25 MPa = 400 MPa jfs/fy = 1.0- h 5 6 7
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