ELEMENTS OF SECTION
Square Tubing
DIMENSIONS
|
PROPERTIES
|
|||||
Nominal*
Size |
Wall
Thickness |
Weight
per Foot |
Area
|
Moment
of Inertia (1) In. 4 |
Section
Modules (S) In. 3 |
Radius of
Gyration (r) In. |
Inch
|
Inch
|
Lb.
|
Inch 2
|
Inch 4
|
Inch 3
|
Inch
|
2 x 2
|
0.2500 1/4
|
5.41
|
1.59
|
0.766
|
0.766
|
0.694
|
0.1875 3/16
|
4.32
|
1.27
|
0.668
|
0.668
|
0.726
|
|
0.1250 1/8
|
3.05
|
0.90
|
0.513
|
0.513
|
0.758
|
|
2-1/2 x 2-1/2
|
0.2500 1/4
|
7.11
|
2.09
|
1.69
|
1.35
|
0.899
|
0.1875 3/16
|
5.59
|
1.64
|
1.42
|
1.14
|
0.930
|
|
0.1250 1/8
|
3.90
|
1.15
|
1.06
|
0.847
|
0.961
|
|
3 x 3
|
0.3125 5/16
|
10.58
|
3.11
|
3.58
|
2.39
|
1.07
|
0.2500 1/4
|
8.81
|
2.59
|
3.16
|
2.10
|
1.10
|
|
0.1875 3/16
|
6.87
|
2.02
|
2.60
|
1.73
|
1.13
|
|
0.1250 1/8
|
4.75
|
1.40
|
1.90
|
1.26
|
1.16
|
|
3-1/2 x 3-1/2
|
0.3125 5/16
|
12.70
|
3.73
|
6.09
|
3.48
|
1.28
|
0.2500 1/4
|
10.51
|
3.09
|
5.29
|
3.02
|
1.31
|
|
0.1875 3/16
|
8.15
|
2.39
|
4.29
|
2.45
|
1.34
|
|
0.1250 1/8
|
5.61
|
1.65
|
3.09
|
1.76
|
1.37
|
|
4 x 4
|
0.5000 1/2
|
21.63
|
6.36
|
12.3
|
6.13
|
1.39
|
0.3750 3/8
|
17.27
|
5.08
|
10.7
|
5.35
|
1.45
|
|
0.3125 5/16
|
14.83
|
4.36
|
9.58
|
4.79
|
1.48
|
|
0.2500 1/4
|
12.21
|
3.59
|
8.22
|
4.11
|
1.51
|
|
0.1875 3/16
|
9.42
|
2.77
|
6.59
|
3.30
|
1.54
|
|
0.1250 1/8
|
6.46
|
1.90
|
4.70
|
2.357
|
1.57
|
|
5 x 5
|
0.5000 1/2
|
28.43
|
8.36
|
27.0
|
10.8
|
1.80
|
0.3750 3/8
|
22.37
|
6.58
|
22.8
|
9.11
|
1.86
|
|
0.3125 5/16
|
19.08
|
5.61
|
20.1
|
8.02
|
1.89
|
|
0.2500 1/4
|
15.62
|
4.59
|
16.9
|
6.78
|
1.92
|
|
0.1875 3/16
|
11.97
|
3.52
|
13.4
|
5.36
|
1.95
|
|
5-1/2 x 5-1/2
|
0.3750 3/8
|
24.93
|
7.33
|
31.2
|
11.4
|
2.07
|
0.3125 5/16
|
21.21
|
6.23
|
27.4
|
9.95
|
2.10
|
|
0.2500 1/4
|
17.32
|
5.09
|
23.0
|
8.36
|
2.13
|
|
0.1875 3/16
|
13.25
|
3.89
|
18.1
|
6.58
|
2.16
|
|
6 x 6
|
0.5000 1/2
|
35.24
|
10.4
|
50.5
|
16.8
|
2.21
|
0.3750 3/8
|
27.48
|
8.08
|
41.6
|
13.9
|
2.27
|
|
0.3125 5/16
|
23.34
|
6.86
|
36.3
|
12.1
|
2.30
|
|
0.2500 1/4
|
19.02
|
5.59
|
30.3
|
10.1
|
2.33
|
|
0.1875 3/16
|
14.53
|
4.27
|
23.8
|
7.93
|
2.36
|
|
7 x 7
|
0.5000 1/2
|
42.05
|
12.4
|
84.6
|
24.2
|
2.62
|
0.3750 3/8
|
32.58
|
9.58
|
68.7
|
19.6
|
2.68
|
|
0.3125 5/16
|
27.59
|
8.11
|
59.5
|
17.0
|
2.71
|
|
0.2500 1/4
|
22.42
|
6.59
|
49.4
|
14.1
|
2.74
|
|
0.1875 3/16
|
17.08
|
5.02
|
38.5
|
11.0
|
2.77
|
*Outside dimensions across flat sides.
[divider]
ELEMENTS OF SECTION
Square Tubing
DIMENSIONS
|
PROPERTIES
|
|||||
Nominal*
Size |
Wall
Thickness |
Weight
per Foot |
Area
|
Moment
of Inertia (1) In.4 |
Section
Modules (S) In.3 |
Radius of
Gyration (r) In. |
Inch
|
Inch
|
Lb.
|
Inch2
|
Inch4
|
Inch3
|
Inch
|
8 x 8
|
0.5000 1/2
|
48.85
|
14.4
|
131.0
|
32.9
|
3.03
|
0.3750 3/8
|
37.69
|
11.1
|
106.0
|
26.4
|
3.09
|
|
0.3125 5/16
|
31.84
|
9.36
|
90.9
|
22.7
|
3.12
|
|
0.2500 1/4
|
25.82
|
7.59
|
75.1
|
18.8
|
3.15
|
|
0.1875 3/16
|
19.63
|
5.77
|
58.2
|
14.6
|
3.18
|
|
9 x 9
|
0.5000 1/2
|
55.66
|
16.4
|
193.0
|
42.9
|
3.43
|
0.3750 3/8
|
42.79
|
12.6
|
154.0
|
34.1
|
3.49
|
|
0.3125 5/16
|
36.10
|
10.6
|
132.0
|
29.3
|
3.53
|
|
0.2500 1/4
|
29.23
|
8.59
|
109.0
|
24.1
|
3.56
|
|
0.1875 3/16
|
22.18
|
6.52
|
83.8
|
18.6
|
3.59
|
|
10 x 10
|
0.5000 1/2
|
62.46
|
18.4
|
271.0
|
54.2
|
3.84
|
0.3750 3/8
|
47.90
|
14.1
|
214.0
|
42.9
|
3.90
|
|
0.3125 5/16
|
40.35
|
11.9
|
183.0
|
36.7
|
3.93
|
|
0.2500 1/4
|
32.63
|
9.59
|
151.0
|
30.1
|
3.96
|
|
0.1875 3/16
|
24.73
|
7.27
|
116.0
|
23.2
|
3.99
|
|
12 x 12
|
0.5000 1/2
|
76.07
|
22.4
|
485.0
|
80.9
|
4.66
|
0.3750 3/8
|
58.10
|
17.1
|
380.0
|
63.4
|
4.72
|
|
0.3125 5/16
|
48.86
|
14.4
|
324.0
|
54.0
|
4.75
|
|
0.2500 1/4
|
39.43
|
11.6
|
265.0
|
44.1
|
4.78
|
|
0.1875 3/16
|
29.84
|
8.77
|
203.0
|
33.8
|
4.81
|
|
14 x 14
|
0.5000 1/2
|
89.68
|
26.4
|
791.0
|
113.0
|
5.48
|
0.3750 3/8
|
68.31
|
20.1
|
615.0
|
87.9
|
5.54
|
|
0.3125 5/16
|
57.36
|
16.9
|
522.0
|
74.6
|
5.57
|
|
16 x 16
|
0.5000 1/2
|
103.30
|
30.4
|
1200.0
|
150.0
|
6.29
|
0.3750 3/8
|
78.52
|
23.1
|
931.0
|
116.0
|
6.35
|
|
0.3125 5/16
|
65.87
|
19.4
|
789.0
|
98.6
|
6.38
|
*Outside dimensions across flat sides.