Standard Sectional
Sectional Area cm2
Weight kg/m
Position of Center of Gravity cm
Reference
AxB
thicknecs mm
t2
r
Geometrical
Moment of Inertia cm4
Radius of Gyration
Modulus of Section cm2
cm2
kg/m
lx
ly
lxmax
ly min
ix
iy
ix
iy
zx
zx
25 x 25
3
4
2
1.427
1.12
0.719
0.719
0.797
0.797
1.26
0.332
0.747
0.747
0.940
0.483
0.448
0.448
5
3.5
2.4
2.26
1.77
0.80
0.80
1.20
1.20
1.89
0.52
0.73
0.73
0.91
0.48
0.71
0.71
30 x 30
3
4
2
1.727
1.36
0.844
0.844
1.42
1.42
2.26
0.590
0.908
0.908
1.14
0.585
0.661
0.661
5
5
2.4
2.78
2.18
0.92
0.92
2.16
2.16
3.14
0.92
0.88
0.88
1.11
0.57
1.04
1.04
40 x 40
3
4.5
2
2.336
1.83
1.09
1.09
3.53
3.53
5.60
1.46
1.23
1.23
1.55
0.790
1.21
1.21
4
6
2.4
3.08
2.42
1.12
1.12
4.47
4.47
7.09
1.85
1.21
1.12
1.52
0.78
1.55
1.55
5
4.5
3
3.755
2.95
1.17
1.17
5.42
5.42
8.59
2.25
1.20
1.20
1.51
0.774
1.91
1.91
6
6
2.4
4.48
3.52
1.20
1.20
6.31
6.31
9.98
2.65
1.19
1.19
1.49
0.77
2.26
2.26
50 x 50
3
7
2.4
2.96
2.33
1.31
1.31
6.86
6.86
10.8
2.88
1.52
1.52
1.91
0.99
1.86
1.86
4
6.5
3
3.892
3.06
1.37
1.37
9.06
9.06
14.4
3.76
1.53
1.53
1.92
0.983
2.49
2.49
5
6.5
3
4.802
3.77
1.41
1.41
11.1
11.1
17.5
4.58
1.52
1.52
1.91
0.976
3.08
3.08
6
6.5
4.5
5.644
4.47
1.44
1.44
12.6
12.6
20.0
5.23
1.50
1.50
1.88
0.963
3.55
3.55
65 x 65
5
6.5
3
6.367
5.00
1.77
1.77
25.3
25.3
40.1
10.5
1.99
1.99
2.51
1.28
5.35
5.35
6
8.5
4
7.527
5.91
1.81
1.81
29.4
29.4
46.6
12.2
1.98
1.98
2.49
1.27
6.26
6.26
8
8.5
6
9.761
7.66
1.88
1.88
36.8
36.8
58.3
15.3
1.94
1.94
2.44
1.25
7.96
7.96
75 x 75
6
8.5
4
8.727
6.85
2.06
2.06
46.1
46.1
73.2
19.0
2.30
2.30
2.90
1.48
8.47
8.47
9
8.5
6
12.69
9.96
2.17
2.17
64.4
64.4
102
26.7
2.25
2.25
2.84
1.45
12.1
12.1
12
8.5
6
16.56
13.0
2.29
2.29
81.9
81.9
129
34.5
2.22
2.22
2.79
1.44
15.7
15.7
90 x 90
7
10
5
12.22
9.59
2.46
2.46
93.0
93.0
148
38.8
2.76
2.76
3.48
1.77
14.2
14.2
10
10
7
17.00
13.3
2.57
2.57
125
125
199
51.7
2.71
2.71
3.42
1.74
19.5
19.5
12
11
4.8
20.3
15.9
2.66
2.66
148
148
234
61.7
2.7
2.7
3.4
1.75
23.3
23.3
100 x 100
7
10
5
13.62
10.7
2.71
2.71
129
129
205
53.2
3.08
3.08
3.88
1.98
17.7
17.7
10
10
7
19.00
14.9
2.89
2.89
175
175
278
72.0
3.04
3.04
3.84
1.95
24.4
24.4
12
12
4.8
22.7
17.8
2.90
2.90
207
207
328
85.7
3.02
3.02
308
1.94
29.1
29.1
120 x 120
8
12
5
18.76
14.7
3.24
3.24
258
258
410
106
3.17
3.17
4.67
2.38
29.5
29.5
130 x 130
9
12
6
22.74
17.9
3.53
3.53
366
366
583
150
4.01
4.01
5.06
2.57
38.7
38.7
12
12
8.5
29.76
23.4
3.64
3.64
467
467
743
192
3.96
3.96
5.00
2.54
49.9
49.9
15
12
8.5
36.75
28.8
3.76
3.76
568
568
902
234
3.93
3.93
4.95
2.53
61.5
61.5
150 x 150
12
14
7
34.77
27.3
4.14
4.14
740
740
1180
304
4.61
4.61
5.82
2.96
68.1
68.1
15
14
10
42.74
42.74
33.6
4.24
4.24
888
888
1410
365
4.56
5.75
2.96
82.6
82.6
19
14
10
53.38
53.38
41.9
4.40
1090
1090
1730
451
4.52
4.52
5.69
2.91
103
 
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