Welcome to our calculator for moment of inertia for a solid rectangular section. Enter the height (H) and width (B) of your section below, and see the results in the output section below.
This tool calculates Ixx and Iyy about the centroidal axis.
Calculation
Inputs
H
:90mm
B
:50mm
Outputs
Moment of inertia
Ixx
:3.04e+6mm4
Iyy
:9.38e+5mm4
Dimensions
Area
:4500mm2
xc
:25mm
yc
:45mm
Explanation
The moment of inertia of a solid rectangular section can be calculated using the equations show to the right. B represents the section's width, and H is its height.
Ixx=12BH3Iyy=12B3H
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