UB – universal beams

1016x305x314

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 = 300d = 999.9tf = 35.9tf = 35.9tw = 19.1tw = 19.1
Cross-section, to scaledimensions in mm

Dimensions

Depthd
999.9mm
Flange widthbf
300mm
Web thicknesstw
19.1mm
Flange thicknesstf
35.9mm
Root radiusr
30mm

Mass and area

Mass per lengthm
314.3kg/m
Cross-sectional areaA
40,039mm²
Outside perimeterP
3,110mm

Strong axis x–x

Moment of inertiaIx
6,44110⁶ mm⁴
Elastic section modulusSx
12,88310³ mm³
Plastic section modulusZx
14,84910³ mm³
Radius of gyrationrx
401.1mm

Weak axis y–y

Moment of inertiaIy
162.310⁶ mm⁴
Elastic section modulusSy
1,08210³ mm³
Plastic section modulusZy
1,71310³ mm³
Radius of gyrationry
63.67mm

Torsion and stability

Torsional constantJ
12,51910³ mm⁴
Warping constantCw
37,53210⁹ mm⁶

Equivalents in other standards