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L
20x3*
20x4
25x3*
25x4
25x5
30x3*
30x4*
30x5
35x3*
35x4*
35x5
40x4*
40x5*
40x6
45x4*
45x5*
45x6*
50x4*
50x5*
50x6*
50x7
50x8
60x5*
60x6*
60x8*
60x10
70x6*
70x7*
70x8*
70x10
80x8*
80x10*
80x12
90x8*
90x10*
90x12
100x8*
100x10*
100x12
100x15
120x10*
120x12*
120x15
150x12*
150x15*
150x18
180x15*
180x18
180x20
200x16*
200x18*
200x20
200x24
DIMENSIONS
Height of Section
b
mm
Width of Section
t
mm
Internal Root Radius
r
1
mm
Internal Root Radius
r
2
mm
SECTION PROPERTIES
Area
A
cm
2
Second Moment of Area
I
x
=I
y
cm
4
I
v
cm
4
I
w
cm
4
Elastic Modulus
W
x
=W
y
cm
3
W
v
cm
3
Radius of Gyration
i
x
=i
y
cm
i
v
cm
i
w
cm
Position of center of gravity
d
cm
w
cm
v
1
cm
v
2
cm