Problem 3 Compute the nominal compressive strength of the member shown. Use the theoretical value for K (Refer to table C-A-7.1). 14' 777. Buckled shape of column is shown by dashed line Theoretical K value Recommended design value when ideal conditions are approximated End condition code HP 16 x 121 A572 Grade 55 (a) www TABLE C-A-7.1 Approximate Values of Effective Length Factor, K rahm 0.5 0.65 (b) man 0.7 0.80 www TH 9 500 ASTM Designation h A572 (c) 1.0 Gr. 42 Gr. 50 Gr. 55 Gr. 60 Gr. 65 1.2 (d) C qu 1.0 Fy Fu Yield Tensile Stress Stressª (ksi) (ksi) 1.0 42 50 55 60 65 (e) 2.0 2.1 Rotation fixed and translation fixed Rotation free and translation fixed Rotation fixed and translation free Rotation free and translation free 60 65 70 75 80 (1) 2.0 2.0

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
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Answer problem 3
Problem 3
Compute the nominal compressive strength of the member shown. Use the
theoretical value for K (Refer to table C-A-7.1).
14'
777
Buckled shape of
column is shown by
dashed line
Theoretical K value
Recommended design
value when ideal
conditions are
approximated
End condition code
HP 16 x 121
A572 Grade 55
(a)
0.5
0.65
TABLE C-A-7.1
Approximate Values of Effective
Length Factor, K
(b)
i
mana
0.7
0.80
www
www
9
ASTM
Designation
FH
A572
(c)
1.0
1.2
Gr. 42
Gr. 50
Gr. 55
Gr. 60⁰
Gr. 65⁰
1
n
(d)
p
4-
1.0
Fy
Fu
Yield Tensile
Stress
Stressª
(ksi)
(ksi)
1.0
42
50
mhin
55
60
65
2.0
2.1
Rotation fixed and translation fixed
Rotation free and translation fixed
Rotation fixed and translation free
Rotation free and translation free
60
65
70
75
80
(1)
2.0
2.0
Transcribed Image Text:Problem 3 Compute the nominal compressive strength of the member shown. Use the theoretical value for K (Refer to table C-A-7.1). 14' 777 Buckled shape of column is shown by dashed line Theoretical K value Recommended design value when ideal conditions are approximated End condition code HP 16 x 121 A572 Grade 55 (a) 0.5 0.65 TABLE C-A-7.1 Approximate Values of Effective Length Factor, K (b) i mana 0.7 0.80 www www 9 ASTM Designation FH A572 (c) 1.0 1.2 Gr. 42 Gr. 50 Gr. 55 Gr. 60⁰ Gr. 65⁰ 1 n (d) p 4- 1.0 Fy Fu Yield Tensile Stress Stressª (ksi) (ksi) 1.0 42 50 mhin 55 60 65 2.0 2.1 Rotation fixed and translation fixed Rotation free and translation fixed Rotation fixed and translation free Rotation free and translation free 60 65 70 75 80 (1) 2.0 2.0
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