UC – universal columns

203x203x86

Standard: BS 4-1:2005Source: Primary geometry (h, b, tw, tf, r) — calculated properties (exact engine)
Singapore uses BS / BS EN sections; same data as the United Kingdom.
xybf = 209.1d = 222.2tf = 20.5tf = 20.5tw = 12.7tw = 12.7
Cross-section, to scaledimensions in mm

Dimensions

Depthd
222.2mm
Flange widthbf
209.1mm
Web thicknesstw
12.7mm
Flange thicknesstf
20.5mm
Root radiusr
10.2mm

Mass and area

Mass per lengthm
86.06kg/m
Cross-sectional areaA
10,964mm²
Outside perimeterP
1,238mm

Strong axis x–x

Moment of inertiaIx
94.4910⁶ mm⁴
Elastic section modulusSx
850.510³ mm³
Plastic section modulusZx
976.710³ mm³
Radius of gyrationrx
92.84mm

Weak axis y–y

Moment of inertiaIy
31.2710⁶ mm⁴
Elastic section modulusSy
299.110³ mm³
Plastic section modulusZy
456.210³ mm³
Radius of gyrationry
53.41mm

Torsion and stability

Torsional constantJ
1,38310³ mm⁴
Warping constantCw
317.710⁹ mm⁶

Equivalents in other standards