W – wide flange

W610x551

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 = 348d = 711tf = 69.1tf = 69.1tw = 38.6tw = 38.6
Cross-section, to scaledimensions in mm

Dimensions

Depthd
711mm
Flange widthbf
348mm
Web thicknesstw
38.6mm
Flange thicknesstf
69.1mm
Distance k (design)kdes
81.8mm
Distance k (detailing)kdet
102mm
Distance k1k1
50.8mm
Web clear depthT
508mm
Distance between flange centroidsho
643mm

Mass and area

Mass per lengthm
551kg/m
Cross-sectional areaA
70,300mm²

Strong axis x–x

Moment of inertiaIx
5,58010⁶ mm⁴
Elastic section modulusSx
15,70010³ mm³
Plastic section modulusZx
18,50010³ mm³
Radius of gyrationrx
282mm

Weak axis y–y

Moment of inertiaIy
48310⁶ mm⁴
Elastic section modulusSy
2,79010³ mm³
Plastic section modulusZy
4,38010³ mm³
Radius of gyrationry
83.1mm

Torsion and stability

Torsional constantJ
83,70010³ mm⁴
Warping constantCw
49,90010⁹ mm⁶
Effective radius of gyrationrts
99.6mm

Slenderness ratios

Flange slendernessbf/2tf
2.51
Web slendernessh/tw
14.2

Equivalents in other standards