W – wide flange

W840x473

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 = 406d = 894tf = 48tf = 48tw = 26.4tw = 26.4
Cross-section, to scaledimensions in mm

Dimensions

Depthd
894mm
Flange widthbf
406mm
Web thicknesstw
26.4mm
Flange thicknesstf
48mm
Distance k (design)kdes
68.1mm
Distance k (detailing)kdet
81mm
Distance k1k1
44.5mm
Web clear depthT
733mm
Distance between flange centroidsho
846mm

Mass and area

Mass per lengthm
473kg/m
Cross-sectional areaA
60,500mm²

Strong axis x–x

Moment of inertiaIx
8,12010⁶ mm⁴
Elastic section modulusSx
18,20010³ mm³
Plastic section modulusZx
20,80010³ mm³
Radius of gyrationrx
368mm

Weak axis y–y

Moment of inertiaIy
53710⁶ mm⁴
Elastic section modulusSy
2,64010³ mm³
Plastic section modulusZy
4,10010³ mm³
Radius of gyrationry
94.2mm

Torsion and stability

Torsional constantJ
35,10010³ mm⁴
Warping constantCw
95,90010⁹ mm⁶
Effective radius of gyrationrts
112mm

Slenderness ratios

Flange slendernessbf/2tf
4.23
Web slendernessh/tw
28.7

Equivalents in other standards