H Products Specification > STEEL Division.
 
 
 
 
Standards : KS D 3530, 3515/3502
Standard sectional dimension
(mm)
Cross-sectional
area (cm2)
Unit
Weight
(kg/m)
center
(cm)
Sectional
moments
(cm2)
Sectional radius
(cm)
Section
modulus (cm3)
HB
t1
r1
r2
A
W
cx.cy
lx.ly
max.lu
min.lv
lx.ly
max.lu
min.lv
Zx.zy
2525
3
4
2
1.12
1.427
0.719
0.797
1.26
0.332
0.747
0.94
0.483
0.448
3030
3
4
2
1.36
1.727
0.844
1.42
2.26
0.59
0.908
1.14
0.585
0.661
4040
3
4.5
2
1.83
2.336
1.09
3.53
5.60
1.46
1.23
1.55
0.790
1.21
4040
4
4.5
3
2.39
2.937
1.12
4.46
7.09
1.84
1.21
1.53
0.78
1.55
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~
~
~
~
~
~
~
~
~
~
8080
6
8.5
4
7.32
9.327
2.18
89.6
89.6
23.2
2.46
3.1
1.58
9.7
8008
7
8.5
4
8.84
10.797
2.23
102.4
102.4
26.8
2.44
3.08
1.58
11.12
9090
6
10
5
8.28
12.22
2.42
80.7
128
33.4
2.77
3.48
1.78
12.3
9090
7
10
5
9.59
15.39
2.46
93
148
38.3
2.78
3.48
1.77
14.2
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~
~
~
~
~
~
~
~
~
~
~
~
200200
20
17
12
59.7
76.00
5.67
2.82
4.49
1.16
6.09
7.68
3.9
197
200200
25
17
12
73.6
93.75
5.86
3.42
5.42
1.41
6.04
7.61
3.88
242
250250
25
24
12
93.7
119.4
7.1
6.95
11
2.86
7.63
9.64
4.9
388
250250
35
24
18
128
162.6
7.45
9.11
14.4
3.79
7.49
9.42
7.83
519