UB – universal beams

457x152x52

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 = 152.4d = 449.8tf = 10.9tf = 10.9tw = 7.6tw = 7.6
Cross-section, to scaledimensions in mm

Dimensions

Depthd
449.8mm
Flange widthbf
152.4mm
Web thicknesstw
7.6mm
Flange thicknesstf
10.9mm
Root radiusr
10.2mm

Mass and area

Mass per lengthm
52.32kg/m
Cross-sectional areaA
6,664mm²
Outside perimeterP
1,476mm

Strong axis x–x

Moment of inertiaIx
213.710⁶ mm⁴
Elastic section modulusSx
950.210³ mm³
Plastic section modulusZx
1,09610³ mm³
Radius of gyrationrx
179.1mm

Weak axis y–y

Moment of inertiaIy
6.4510⁶ mm⁴
Elastic section modulusSy
84.6410³ mm³
Plastic section modulusZy
133.310³ mm³
Radius of gyrationry
31.11mm

Torsion and stability

Torsional constantJ
217.110³ mm⁴
Warping constantCw
309.710⁹ mm⁶

Equivalents in other standards