UB – universal beams

533x165x66

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 = 165.1d = 524.7tf = 11.4tf = 11.4tw = 8.9tw = 8.9
Cross-section, to scaledimensions in mm

Dimensions

Depthd
524.7mm
Flange widthbf
165.1mm
Web thicknesstw
8.9mm
Flange thicknesstf
11.4mm
Root radiusr
12.7mm

Mass and area

Mass per lengthm
65.7kg/m
Cross-sectional areaA
8,370mm²
Outside perimeterP
1,670mm

Strong axis x–x

Moment of inertiaIx
350.310⁶ mm⁴
Elastic section modulusSx
1,33510³ mm³
Plastic section modulusZx
1,56110³ mm³
Radius of gyrationrx
204.6mm

Weak axis y–y

Moment of inertiaIy
8.58810⁶ mm⁴
Elastic section modulusSy
10410³ mm³
Plastic section modulusZy
166.310³ mm³
Radius of gyrationry
32.03mm

Torsion and stability

Torsional constantJ
330.510³ mm⁴
Warping constantCw
563.210⁹ mm⁶

Equivalents in other standards