UC – universal columns

203x203x52

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 = 204.3d = 206.2tf = 12.5tf = 12.5tw = 7.9tw = 7.9
Cross-section, to scaledimensions in mm

Dimensions

Depthd
206.2mm
Flange widthbf
204.3mm
Web thicknesstw
7.9mm
Flange thicknesstf
12.5mm
Root radiusr
10.2mm

Mass and area

Mass per lengthm
52.03kg/m
Cross-sectional areaA
6,628mm²
Outside perimeterP
1,196mm

Strong axis x–x

Moment of inertiaIx
52.5910⁶ mm⁴
Elastic section modulusSx
510.110³ mm³
Plastic section modulusZx
567.410³ mm³
Radius of gyrationrx
89.07mm

Weak axis y–y

Moment of inertiaIy
17.7810⁶ mm⁴
Elastic section modulusSy
17410³ mm³
Plastic section modulusZy
264.210³ mm³
Radius of gyrationry
51.79mm

Torsion and stability

Torsional constantJ
319.710³ mm⁴
Warping constantCw
166.610⁹ mm⁶

Equivalents in other standards