UC – universal columns

203x203x100

Standard: BS 4-1:2005Source: Primary geometry (h, b, tw, tf, r) — calculated properties (exact engine)
Range derived from BS 4-1; to be confirmed with the SAISC Red Book.
xybf = 210.3d = 228.6tf = 23.7tf = 23.7tw = 14.5tw = 14.5
Cross-section, to scaledimensions in mm

Dimensions

Depthd
228.6mm
Flange widthbf
210.3mm
Web thicknesstw
14.5mm
Flange thicknesstf
23.7mm
Root radiusr
10.2mm

Mass and area

Mass per lengthm
99.58kg/m
Cross-sectional areaA
12,685mm²
Outside perimeterP
1,252mm

Strong axis x–x

Moment of inertiaIx
11310⁶ mm⁴
Elastic section modulusSx
988.410³ mm³
Plastic section modulusZx
1,14810³ mm³
Radius of gyrationrx
94.37mm

Weak axis y–y

Moment of inertiaIy
36.7910⁶ mm⁴
Elastic section modulusSy
349.910³ mm³
Plastic section modulusZy
534.510³ mm³
Radius of gyrationry
53.86mm

Torsion and stability

Torsional constantJ
2,12010³ mm⁴
Warping constantCw
385.610⁹ mm⁶

Equivalents in other standards