Section Properties Builder · Jithu Sygal

ToolsSection Properties BuilderBox, T & composite sections · modular ratio · drawn to scale

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Section Properties

I-Shape

Geometric Properties

A Area	—
C_z Centroid X	—
C_y Centroid Y	—

Moment of Inertia

I_z Major Axis (I_xx)	—
I_y Minor Axis (I_yy)	—
I_zy Product Inertia	—
r_z Radius of Gyration X	—
r_y Radius of Gyration Y	—

Elastic Section Moduli

S_zt Modulus Z_xx,top	—
S_zb Modulus Z_xx,bot	—
S_yr Modulus Z_yy,right	—
S_yl Modulus Z_yy,left	—

Plastic Section Moduli

Z_z Plastic Modulus W_pl,x	—
Z_y Plastic Modulus W_pl,y	—
PNA_y Plastic Neutral Axis	—

Torsion & Shear Properties

J Torsional Constant	—
I_w Warping Constant	—
A_vy Shear Area Y	—
A_vz Shear Area Z	—

Composite (Modular Ratio)

n Modular Ratio (E_s/E_c)	—
A_tr Transformed Area	—
I_tr Transformed Inertia	—
σ_c,top Concrete Top Stress	—
σ_s,bot Steel Soffit Stress	—