W – wide flange

W200x46.1

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 = 203d = 203tf = 11tf = 11tw = 7.24tw = 7.24
Cross-section, to scaledimensions in mm

Dimensions

Depthd
203mm
Flange widthbf
203mm
Web thicknesstw
7.24mm
Flange thicknesstf
11mm
Distance k (design)kdes
21.1mm
Distance k (detailing)kdet
28.6mm
Distance k1k1
19.1mm
Web clear depthT
146mm
Distance between flange centroidsho
192mm

Mass and area

Mass per lengthm
46.1kg/m
Cross-sectional areaA
5,890mm²

Strong axis x–x

Moment of inertiaIx
45.810⁶ mm⁴
Elastic section modulusSx
45110³ mm³
Plastic section modulusZx
49810³ mm³
Radius of gyrationrx
88.1mm

Weak axis y–y

Moment of inertiaIy
15.410⁶ mm⁴
Elastic section modulusSy
15210³ mm³
Plastic section modulusZy
23110³ mm³
Radius of gyrationry
51.3mm

Torsion and stability

Torsional constantJ
22310³ mm⁴
Warping constantCw
14210⁹ mm⁶
Effective radius of gyrationrts
57.4mm

Slenderness ratios

Flange slendernessbf/2tf
9.19
Web slendernessh/tw
22.3

Equivalents in other standards