



Calculate Section Properties of a Square Channel Section: 

Calculation: 

Designer/Checker: 



Input: 






(Note: All input Metric units are converted to English units
for the equations below and then the output English units are converted back to
Metric) 





Width of the flange (bf  in or mm) 

Thickness of the flange (tf  in
or mm) 

Depth of the beam (d  in or mm) 

Thickness of the web (tw  in or mm) 











Output: 

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Moment of Inertia xaxis, Ix = 

Moment of Intertia yaxis, Iy = 

Area of section, A = 

Section modulus of xaxis, Sx = 

Section modulus of yaxis, Sy = 

Radius of gyration of xaxis, rx = 

Radius of gyration of yaxis, ry = 

Plastic section modulus of xaxis, Zx = 

Plastic section modulus of yaxis, Zy = 

Approximate warping constant, Cw = 

Approximate torsional constant, J = 

Constant c = 





