W – wide flange

W460x158

Standard: ASTM A6/A6M (désignations métriques)Source: SI values from the AISC v16.0 database (ASTM A6 shapes common to Canada)
ASTM A6 rolled shapes are the same in Canada; the CISC list may differ slightly (availability).
xybf = 284d = 475tf = 23.9tf = 23.9tw = 15tw = 15
Cross-section, to scaledimensions in mm

Dimensions

Depthd
475mm
Flange widthbf
284mm
Web thicknesstw
15mm
Flange thicknesstf
23.9mm
Distance k (design)kdes
34mm
Distance k (detailing)kdet
46mm
Distance k1k1
28.6mm
Web clear depthT
384mm
Distance between flange centroidsho
452mm

Mass and area

Mass per lengthm
158kg/m
Cross-sectional areaA
20,100mm²

Strong axis x–x

Moment of inertiaIx
79510⁶ mm⁴
Elastic section modulusSx
3,34010³ mm³
Plastic section modulusZx
3,77010³ mm³
Radius of gyrationrx
199mm

Weak axis y–y

Moment of inertiaIy
91.610⁶ mm⁴
Elastic section modulusSy
64610³ mm³
Plastic section modulusZy
99110³ mm³
Radius of gyrationry
67.6mm

Torsion and stability

Torsional constantJ
3,11010³ mm⁴
Warping constantCw
4,67010⁹ mm⁶
Effective radius of gyrationrts
78.7mm

Slenderness ratios

Flange slendernessbf/2tf
5.96
Web slendernessh/tw
27.2

Equivalents in other standards