UB – universal beams

457x191x106

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 = 194d = 469.2tf = 20.6tf = 20.6tw = 12.6tw = 12.6
Cross-section, to scaledimensions in mm

Dimensions

Depthd
469.2mm
Flange widthbf
194mm
Web thicknesstw
12.6mm
Flange thicknesstf
20.6mm
Root radiusr
10.2mm

Mass and area

Mass per lengthm
105.8kg/m
Cross-sectional areaA
13,475mm²
Outside perimeterP
1,672mm

Strong axis x–x

Moment of inertiaIx
488.710⁶ mm⁴
Elastic section modulusSx
2,08310³ mm³
Plastic section modulusZx
2,38910³ mm³
Radius of gyrationrx
190.4mm

Weak axis y–y

Moment of inertiaIy
25.1510⁶ mm⁴
Elastic section modulusSy
259.210³ mm³
Plastic section modulusZy
405.410³ mm³
Radius of gyrationry
43.2mm

Torsion and stability

Torsional constantJ
1,47110³ mm⁴
Warping constantCw
1,26110⁹ mm⁶

Equivalents in other standards