Free Cover Plate I-Beam Properties Calculator
Compute Area, Centroid, Moment of Inertia, Elastic and Plastic Section Moduli, and Radius of Gyration instantly. Enter dimensions manually or load standard steel databases.
⚙ Configuration
Section Geometry
Steel
Cold-Formed
Concrete
I-Section
Channel
T-Section
Angle
Double Angle
Box Section
Pipe
Dbl Channel
Builtup I Cov
Hybrid I
Hybrid U
Unit System
mm
cm
m
in
ft
No pre-loaded standard profiles in this category.
Dimension Settings
Depth/Diameter (t3)
t3
mm
Width (t2)
t2
mm
Thickness (tf)
tf
mm
Web Thickness (tw)
tw
mm
Bottom Width (t2b)
t2b
mm
Bottom Thickness (tfb)
tfb
mm
Top Cover Width (tc)
tc
mm
Top Cover Thk (tfc)
tfc
mm
Bottom Cover Width (tcb)
tcb
mm
Bottom Cover Thk (tfcb)
tfcb
mm
Section Properties Results
Property
Sym
Value
Unit
Cross-sectional Area
A
9560
mm²
Centroid location (X-axis)
xc
90
mm
Centroid location (Y-axis)
yc
162
mm
Strong Moment of Inertia
Ix
182918026.6667
mm⁴
Weak Moment of Inertia
Iy
17300946.6667
mm⁴
Strong Elastic Modulus
Sx
1129123.6214
mm³
Weak Elastic Modulus
Sy
192232.7407
mm³
Strong Radius of Gyration
rx
138.3246
mm
Weak Radius of Gyration
ry
42.5408
mm
Polar Moment of Inertia
J
200218973.3333
mm⁴
🔍 Detailed Step-by-Step Derivation
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