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ALUMINUM I BEAM SIZES AND STRENGTH CHART
Aluminum I beam sizes and I beam strength chart.
Depth
Width
Weight
per Foot
Area
Flange
Thickness
Web
Thickness
Fillet
Radius
Axis X-X
Axis Y-Y
I
S
r
I
S
r
in
in
lb.
in
2
in
in
in
in
4
in
3
in
in
4
in
3
in
3.00
2.50
1.637
1.392
0.20
0.13
0.25
2.24
1.49
1.27
0.52
0.42
0.61
3.00
2.50
2.030
1.726
0.26
0.15
0.25
2.71
1.81
1.25
0.68
0.54
0.63
4.00
3.00
2.311
1.965
0.23
0.15
0.25
5.62
2.81
1.69
1.04
0.69
0.73
4.00
3.00
2.793
2.375
0.29
0.17
0.25
6.71
3.36
1.68
1.31
0.87
0.74
5.00
3.50
3.700
3.146
0.32
0.19
0.30
13.94
5.58
2.11
2.29
1.31
0.85
6.00
4.00
4.030
3.427
0.29
0.19
0.30
21.99
7.33
2.53
3.10
1.55
0.95
6.00
4.00
4.692
3.990
0.35
0.21
0.30
25.50
8.50
2.53
3.74
1.87
0.97
7.00
4.50
5.800
4.932
0.38
0.23
0.30
42.89
12.25
2.95
5.78
2.57
1.08
8.00
5.00
6.181
5.256
0.35
0.23
0.30
59.69
14.92
3.37
7.30
2.92
1.18
8.00
5.00
7.023
5.972
0.41
0.25
0.30
67.78
16.94
3.37
8.55
3.42
1.20
9.00
5.50
8.361
7.110
0.44
0.27
0.30
102.02
22.67
3.79
12.22
4.44
1.31
10.00
6.00
8.646
7.352
0.41
0.25
0.40
132.09
26.42
4.24
14.78
4.93
1.42
10.00
6.00
10.286
8.747
0.50
0.29
0.40
155.79
31.16
4.22
18.03
6.01
1.44
12.00
7.00
11.672
9.925
0.47
0.29
0.40
255.57
42.60
5.07
26.90
7.69
1.65
12.00
7.00
14.292
12.153
0.62
0.31
0.40
317.33
52.89
5.11
35.48
10.14
1.71
Supplements:
Aluminum I Beam Size Calculator
Reference:
Oberg, E. , Jones ,F.D. , Horton H.L. , Ryffel H.H., (2016) .
Machinery's Handbook
. 30th edition. Industrial Press Inc. pp 2619