W – wide flange

W920x345

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 = 307d = 943tf = 39.9tf = 39.9tw = 22.1tw = 22.1
Cross-section, to scaledimensions in mm

Dimensions

Depthd
943mm
Flange widthbf
307mm
Web thicknesstw
22.1mm
Flange thicknesstf
39.9mm
Distance k (design)kdes
58.9mm
Distance k (detailing)kdet
71.4mm
Distance k1k1
41.3mm
Web clear depthT
800mm
Distance between flange centroidsho
902mm

Mass and area

Mass per lengthm
345kg/m
Cross-sectional areaA
43,900mm²

Strong axis x–x

Moment of inertiaIx
6,24010⁶ mm⁴
Elastic section modulusSx
13,30010³ mm³
Plastic section modulusZx
15,30010³ mm³
Radius of gyrationrx
376mm

Weak axis y–y

Moment of inertiaIy
19510⁶ mm⁴
Elastic section modulusSy
1,27010³ mm³
Plastic section modulusZy
2,00010³ mm³
Radius of gyrationry
66.5mm

Torsion and stability

Torsional constantJ
16,50010³ mm⁴
Warping constantCw
39,70010⁹ mm⁶
Effective radius of gyrationrts
81.5mm

Slenderness ratios

Flange slendernessbf/2tf
3.86
Web slendernessh/tw
37.3

Equivalents in other standards