W – wide flange

W310x375

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 = 330d = 391tf = 57.2tf = 57.2tw = 35.6tw = 35.6
Cross-section, to scaledimensions in mm

Dimensions

Depthd
391mm
Flange widthbf
330mm
Web thicknesstw
35.6mm
Flange thicknesstf
57.2mm
Distance k (design)kdes
72.4mm
Distance k (detailing)kdet
79.4mm
Distance k1k1
38.1mm
Web clear depthT
232mm
Distance between flange centroidsho
335mm

Mass and area

Mass per lengthm
375kg/m
Cross-sectional areaA
47,800mm²

Strong axis x–x

Moment of inertiaIx
1,13010⁶ mm⁴
Elastic section modulusSx
5,78010³ mm³
Plastic section modulusZx
7,01010³ mm³
Radius of gyrationrx
154mm

Weak axis y–y

Moment of inertiaIy
34510⁶ mm⁴
Elastic section modulusSy
2,08010³ mm³
Plastic section modulusZy
3,21010³ mm³
Radius of gyrationry
84.8mm

Torsion and stability

Torsional constantJ
45,00010³ mm⁴
Warping constantCw
9,61010⁹ mm⁶
Effective radius of gyrationrts
99.8mm

Slenderness ratios

Flange slendernessbf/2tf
2.89
Web slendernessh/tw
6.96

Equivalents in other standards