UC – universal columns

356x406x634

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 = 424d = 474.6tf = 77tf = 77tw = 47.6tw = 47.6
Cross-section, to scaledimensions in mm

Dimensions

Depthd
474.6mm
Flange widthbf
424mm
Web thicknesstw
47.6mm
Flange thicknesstf
77mm
Root radiusr
15.2mm

Mass and area

Mass per lengthm
633.9kg/m
Cross-sectional areaA
80,755mm²
Outside perimeterP
2,524mm

Strong axis x–x

Moment of inertiaIx
2,74810⁶ mm⁴
Elastic section modulusSx
11,58210³ mm³
Plastic section modulusZx
14,23510³ mm³
Radius of gyrationrx
184.5mm

Weak axis y–y

Moment of inertiaIy
981.310⁶ mm⁴
Elastic section modulusSy
4,62910³ mm³
Plastic section modulusZy
7,10810³ mm³
Radius of gyrationry
110.2mm

Torsion and stability

Torsional constantJ
139,87510³ mm⁴
Warping constantCw
38,66110⁹ mm⁶

Equivalents in other standards