HD – wide-flange columns

HD-320x74.2

Standard: Catalogues fabricantsSource: Primary geometry (h, b, tw, tf, r) — calculated properties (exact engine)
xybf = 300d = 301tf = 11tf = 11tw = 8tw = 8
Cross-section, to scaledimensions in mm

Dimensions

Depthd
301mm
Flange widthbf
300mm
Web thicknesstw
8mm
Flange thicknesstf
11mm
Root radiusr
27mm

Mass and area

Mass per lengthm
74.24kg/m
Cross-sectional areaA
9,458mm²
Outside perimeterP
1,740mm

Strong axis x–x

Moment of inertiaIx
164.510⁶ mm⁴
Elastic section modulusSx
1,09310³ mm³
Plastic section modulusZx
1,19610³ mm³
Radius of gyrationrx
131.9mm

Weak axis y–y

Moment of inertiaIy
49.5910⁶ mm⁴
Elastic section modulusSy
330.610³ mm³
Plastic section modulusZy
505.710³ mm³
Radius of gyrationry
72.41mm

Torsion and stability

Torsional constantJ
558.710³ mm⁴
Warping constantCw
1,04110⁹ mm⁶

Equivalents in other standards