W – wide flange

W530x150

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 = 312d = 544tf = 20.3tf = 20.3tw = 12.7tw = 12.7
Cross-section, to scaledimensions in mm

Dimensions

Depthd
544mm
Flange widthbf
312mm
Web thicknesstw
12.7mm
Flange thicknesstf
20.3mm
Distance k (design)kdes
33mm
Distance k (detailing)kdet
52.4mm
Distance k1k1
36.5mm
Web clear depthT
438mm
Distance between flange centroidsho
523mm

Mass and area

Mass per lengthm
150kg/m
Cross-sectional areaA
19,200mm²

Strong axis x–x

Moment of inertiaIx
1,01010⁶ mm⁴
Elastic section modulusSx
3,72010³ mm³
Plastic section modulusZx
4,15010³ mm³
Radius of gyrationrx
229mm

Weak axis y–y

Moment of inertiaIy
10310⁶ mm⁴
Elastic section modulusSy
66010³ mm³
Plastic section modulusZy
1,01010³ mm³
Radius of gyrationry
73.4mm

Torsion and stability

Torsional constantJ
2,17010³ mm⁴
Warping constantCw
7,04010⁹ mm⁶
Effective radius of gyrationrts
85.1mm

Slenderness ratios

Flange slendernessbf/2tf
7.68
Web slendernessh/tw
37.5

Equivalents in other standards