UB – universal beams

1016x305x584

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 = 314d = 1,056tf = 64tf = 64tw = 36tw = 36
Cross-section, to scaledimensions in mm

Dimensions

Depthd
1,056mm
Flange widthbf
314mm
Web thicknesstw
36mm
Flange thicknesstf
64mm
Root radiusr
30mm

Mass and area

Mass per lengthm
583.8kg/m
Cross-sectional areaA
74,373mm²
Outside perimeterP
3,245mm

Strong axis x–x

Moment of inertiaIx
12,46110⁶ mm⁴
Elastic section modulusSx
23,60010³ mm³
Plastic section modulusZx
28,03910³ mm³
Radius of gyrationrx
409.3mm

Weak axis y–y

Moment of inertiaIy
334.310⁶ mm⁴
Elastic section modulusSy
2,13010³ mm³
Plastic section modulusZy
3,47510³ mm³
Radius of gyrationry
67.05mm

Torsion and stability

Torsional constantJ
72,30010³ mm⁴
Warping constantCw
81,24210⁹ mm⁶

Equivalents in other standards