W – wide flange

W530x182

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 = 315d = 551tf = 24.4tf = 24.4tw = 15.2tw = 15.2
Cross-section, to scaledimensions in mm

Dimensions

Depthd
551mm
Flange widthbf
315mm
Web thicknesstw
15.2mm
Flange thicknesstf
24.4mm
Distance k (design)kdes
37.1mm
Distance k (detailing)kdet
57.2mm
Distance k1k1
38.1mm
Web clear depthT
438mm
Distance between flange centroidsho
526mm

Mass and area

Mass per lengthm
182kg/m
Cross-sectional areaA
23,200mm²

Strong axis x–x

Moment of inertiaIx
1,23010⁶ mm⁴
Elastic section modulusSx
4,47010³ mm³
Plastic section modulusZx
5,03010³ mm³
Radius of gyrationrx
231mm

Weak axis y–y

Moment of inertiaIy
12710⁶ mm⁴
Elastic section modulusSy
80610³ mm³
Plastic section modulusZy
1,24010³ mm³
Radius of gyrationry
74.2mm

Torsion and stability

Torsional constantJ
3,74010³ mm⁴
Warping constantCw
8,78010⁹ mm⁶
Effective radius of gyrationrts
86.4mm

Slenderness ratios

Flange slendernessbf/2tf
6.45
Web slendernessh/tw
31.3

Equivalents in other standards