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PROJECT :
PAGE :
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CLIENT :
DESIGN BY :
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JOB NO. : DATE :
REVIEW BY :
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Weld Capacity of Eccentric Connection Based on AISC-ASD 9th Edition
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INPUT DATA & DESIGN SUMMARY
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THICKER PART JOINTED
t =0.75in
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WELD SIZEw =0.25in
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ECCENTRICITY TO EDGE
e =30in
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WELD LENGTH, DA
L1 =4in
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WELD LENGTH, DC
L2 =18in
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WELD LENGTH, CB
L3 =2in
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Pallowable
=10.7kips
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ANALYSIS
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MIN WELD SIZE
wmin =
0.25in
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MAX WELD SIZE
wmax =
0.69in
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EFFECTIVE THROAT THICKNESS
te =0.707 w=0.18in
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CENTROID OF WELD GROUP
X0 =
S Xi Ai / S Ai
=0.42in
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Y0 =
S Yi Ai / S Ai
=9.75in
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CENTRODIAL MOMENT OF INERTIA
Ix =
S (b h3/ 12 + A d2 )
=169in4
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Iy =
S (b h3/ 12 + A d2 )
=4in4
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TOTAL ECCENTRICITY
e total =
e + L1 - X0=33.6in
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FACTORa =
e total / ( Ix + Iy )
=0.194
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ALLOWABLE STRESS
Fv =0.3 Fu=21.0ksi
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DIRECT SHEAR FORCE @ POINTS A, B, C, D
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f i y = Py / Aw =
0.24P
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f i x = Px / Aw =
0.00P
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THE VERTICAL & HORIZONTAL COMPONENTS OF SHEAR FORCE @ POINTS A, B, C, D
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Point A :Ryi
= a xi P =
0.70PRxi
= a yi P =
1.60P
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Point B :Ryi
= a xi P =
0.31PRxi
= a yi P =
1.89P
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Point C :Ryi
= a xi P =
0.08PRxi
= a yi P =
1.89P
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Point D :Ryi
= a xi P =
0.08PRxi
= a yi P =
1.60P
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THE RESULTANT SHEAR FORCE @ POINTS A, B, C, D
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Point A :Ri = [ (0.24 +0.70
) 2 + (
0.00 +1.60 ) 2 ] 0.5=1.85P
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Point B :Ri = [ (0.24 +0.31
) 2 + (
0.00 +1.89 ) 2 ] 0.5=1.97P
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Point C :Ri = [ (0.24 +0.08
) 2 + (
0.00 +1.89 ) 2 ] 0.5=1.92P
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Point D :Ri = [ (0.24 +0.08
) 2 + (
0.00 +1.60 ) 2 ] 0.5=1.63P
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Ri,max=1.97P
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THE ALLOWABLE LOAD
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Pallowable = Fv / Ri,max =
10.66kips
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