W – wide flange

W920x588

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 = 427d = 975tf = 55.9tf = 55.9tw = 31tw = 31
Cross-section, to scaledimensions in mm

Dimensions

Depthd
975mm
Flange widthbf
427mm
Web thicknesstw
31mm
Flange thicknesstf
55.9mm
Distance k (design)kdes
80mm
Distance k (detailing)kdet
87.3mm
Distance k1k1
46mm
Web clear depthT
797mm
Distance between flange centroidsho
919mm

Mass and area

Mass per lengthm
588kg/m
Cross-sectional areaA
74,800mm²

Strong axis x–x

Moment of inertiaIx
11,90010⁶ mm⁴
Elastic section modulusSx
24,40010³ mm³
Plastic section modulusZx
28,00010³ mm³
Radius of gyrationrx
399mm

Weak axis y–y

Moment of inertiaIy
72810⁶ mm⁴
Elastic section modulusSy
3,41010³ mm³
Plastic section modulusZy
5,33010³ mm³
Radius of gyrationry
98.6mm

Torsion and stability

Torsional constantJ
59,10010³ mm⁴
Warping constantCw
154,00010⁹ mm⁶
Effective radius of gyrationrts
117mm

Slenderness ratios

Flange slendernessbf/2tf
3.83
Web slendernessh/tw
26.3

Equivalents in other standards