UB – universal beams

533x165x85

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 = 166.5d = 534.9tf = 16.5tf = 16.5tw = 10.3tw = 10.3
Cross-section, to scaledimensions in mm

Dimensions

Depthd
534.9mm
Flange widthbf
166.5mm
Web thicknesstw
10.3mm
Flange thicknesstf
16.5mm
Root radiusr
12.7mm

Mass and area

Mass per lengthm
84.8kg/m
Cross-sectional areaA
10,803mm²
Outside perimeterP
1,693mm

Strong axis x–x

Moment of inertiaIx
486.310⁶ mm⁴
Elastic section modulusSx
1,81810³ mm³
Plastic section modulusZx
2,10710³ mm³
Radius of gyrationrx
212.2mm

Weak axis y–y

Moment of inertiaIy
12.7510⁶ mm⁴
Elastic section modulusSy
153.110³ mm³
Plastic section modulusZy
243.110³ mm³
Radius of gyrationry
34.35mm

Torsion and stability

Torsional constantJ
743.910³ mm⁴
Warping constantCw
852.810⁹ mm⁶

Equivalents in other standards