W – wide flange

W460x74

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 = 191d = 457tf = 14.5tf = 14.5tw = 9.02tw = 9.02
Cross-section, to scaledimensions in mm

Dimensions

Depthd
457mm
Flange widthbf
191mm
Web thicknesstw
9.02mm
Flange thicknesstf
14.5mm
Distance k (design)kdes
24.7mm
Distance k (detailing)kdet
31.8mm
Distance k1k1
20.6mm
Web clear depthT
394mm
Distance between flange centroidsho
442mm

Mass and area

Mass per lengthm
74kg/m
Cross-sectional areaA
9,480mm²

Strong axis x–x

Moment of inertiaIx
33310⁶ mm⁴
Elastic section modulusSx
1,46010³ mm³
Plastic section modulusZx
1,66010³ mm³
Radius of gyrationrx
187mm

Weak axis y–y

Moment of inertiaIy
16.710⁶ mm⁴
Elastic section modulusSy
17510³ mm³
Plastic section modulusZy
27210³ mm³
Radius of gyrationry
41.9mm

Torsion and stability

Torsional constantJ
51610³ mm⁴
Warping constantCw
81610⁹ mm⁶
Effective radius of gyrationrts
50.3mm

Slenderness ratios

Flange slendernessbf/2tf
6.57
Web slendernessh/tw
45.2

Equivalents in other standards