HD – wide-flange columns

HD-260x225

Standard: Catalogues fabricantsSource: Primary geometry (h, b, tw, tf, r) — calculated properties (exact engine)
xybf = 271d = 309tf = 42tf = 42tw = 24tw = 24
Cross-section, to scaledimensions in mm

Dimensions

Depthd
309mm
Flange widthbf
271mm
Web thicknesstw
24mm
Flange thicknesstf
42mm
Root radiusr
24mm

Mass and area

Mass per lengthm
225kg/m
Cross-sectional areaA
28,658mm²
Outside perimeterP
1,613mm

Strong axis x–x

Moment of inertiaIx
437.510⁶ mm⁴
Elastic section modulusSx
2,83210³ mm³
Plastic section modulusZx
3,39610³ mm³
Radius of gyrationrx
123.6mm

Weak axis y–y

Moment of inertiaIy
139.710⁶ mm⁴
Elastic section modulusSy
1,03110³ mm³
Plastic section modulusZy
1,58310³ mm³
Radius of gyrationry
69.83mm

Torsion and stability

Torsional constantJ
15,45310³ mm⁴
Warping constantCw
2,48310⁹ mm⁶

Equivalents in other standards