W – wide flange

W920x725

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 = 434d = 998tf = 68.1tf = 68.1tw = 38.1tw = 38.1
Cross-section, to scaledimensions in mm

Dimensions

Depthd
998mm
Flange widthbf
434mm
Web thicknesstw
38.1mm
Flange thicknesstf
68.1mm
Distance k (design)kdes
92.2mm
Distance k (detailing)kdet
102mm
Distance k1k1
47.6mm
Web clear depthT
797mm
Distance between flange centroidsho
930mm

Mass and area

Mass per lengthm
725kg/m
Cross-sectional areaA
92,300mm²

Strong axis x–x

Moment of inertiaIx
15,00010⁶ mm⁴
Elastic section modulusSx
30,00010³ mm³
Plastic section modulusZx
34,90010³ mm³
Radius of gyrationrx
401mm

Weak axis y–y

Moment of inertiaIy
93710⁶ mm⁴
Elastic section modulusSy
4,31010³ mm³
Plastic section modulusZy
6,75010³ mm³
Radius of gyrationry
101mm

Torsion and stability

Torsional constantJ
107,00010³ mm⁴
Warping constantCw
202,00010⁹ mm⁶
Effective radius of gyrationrts
120mm

Slenderness ratios

Flange slendernessbf/2tf
3.19
Web slendernessh/tw
21.4

Equivalents in other standards