W – wide flange

W530x66

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 = 165d = 526tf = 11.4tf = 11.4tw = 8.89tw = 8.89
Cross-section, to scaledimensions in mm

Dimensions

Depthd
526mm
Flange widthbf
165mm
Web thicknesstw
8.89mm
Flange thicknesstf
11.4mm
Distance k (design)kdes
24.1mm
Distance k (detailing)kdet
28.6mm
Distance k1k1
20.6mm
Web clear depthT
467mm
Distance between flange centroidsho
516mm

Mass and area

Mass per lengthm
66kg/m
Cross-sectional areaA
8,390mm²

Strong axis x–x

Moment of inertiaIx
35110⁶ mm⁴
Elastic section modulusSx
1,34010³ mm³
Plastic section modulusZx
1,56010³ mm³
Radius of gyrationrx
205mm

Weak axis y–y

Moment of inertiaIy
8.6210⁶ mm⁴
Elastic section modulusSy
10410³ mm³
Plastic section modulusZy
16710³ mm³
Radius of gyrationry
32mm

Torsion and stability

Torsional constantJ
32010³ mm⁴
Warping constantCw
56710⁹ mm⁶
Effective radius of gyrationrts
40.6mm

Slenderness ratios

Flange slendernessbf/2tf
7.22
Web slendernessh/tw
53.6

Equivalents in other standards