# Flächenträgheitsmoment L-Profil

Flächenträgheitsmoment L-Profil Format:   Std Sci +.0 -.0
Description Formula Value Unit
Area
A = Hb + h(B - b)
0.00 mm2
Area moment of inertia Y-axis
IY =
bH3 + (B - b)h3 / 3
- e22A
0.00 mm4
Area moment of inertia Z-axis
IZ =
hB3 + (H - h)b3 / 3
- e32A
0.00 mm4
Deviationsmoment
Iyz = -(e3-
b / 2
)(
H / 2
-e1)Hb-(
B-b / 2
-e2)(e2-
h / 2
)(B-b)h
0.00 mm4
Section modulus Y-axis
WY =
Iy / e1,2
0.00 mm3
Section modulus Z-axis
WZ =
Iz / e3,4
0.00 mm3
Polar area moment of inertia
Ip = Iy + Iz
0.00 mm4
Torsional moment of inertia
It =
0.99 / 3
(Bh3 + (H - h)b3)
0.00 mm4
Torsional moment of resistance
Wt =
It / MAX(h,b)
0.00 mm3
Main Second moments of area
Angle
ϕ =
1 / 2
arctan(-2
lyz / ly - lz
)
0.00 mm
-
lη =
1 / 2
(ly + lz) +
1 / 2
(ly - lz)cos(2ϕ) + lyzsin(2ϕ)
0.00 mm
-
lξ =
1 / 2
(ly + lz) -
1 / 2
(ly - lz)cos(2ϕ) - lyzsin(2ϕ)
0.00 mm
Edge fiber distances
-
e1 = H - e2
0.00 mm
-
e2 =
1 / 2
bH2 + (B - b)h2 / bH + (B - b)h
0.00 mm
-
e3 =
1 / 2
hB2 + (H - h)b2 / hB + (H - h)b
0.00 mm
-
e4 = B - e3
0.00 mm

Note: The calculation for It and Wt takes place as Approximation
Only the smallest section modulus is calculated

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