W – wide flange

W200x19.3

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 = 102d = 203tf = 6.48tf = 6.48tw = 5.84tw = 5.84
Cross-section, to scaledimensions in mm

Dimensions

Depthd
203mm
Flange widthbf
102mm
Web thicknesstw
5.84mm
Flange thicknesstf
6.48mm
Distance k (design)kdes
14.1mm
Distance k (detailing)kdet
19.1mm
Distance k1k1
14.3mm
Web clear depthT
165mm
Distance between flange centroidsho
197mm

Mass and area

Mass per lengthm
19.3kg/m
Cross-sectional areaA
2,480mm²

Strong axis x–x

Moment of inertiaIx
16.510⁶ mm⁴
Elastic section modulusSx
16210³ mm³
Plastic section modulusZx
18710³ mm³
Radius of gyrationrx
81.5mm

Weak axis y–y

Moment of inertiaIy
1.1410⁶ mm⁴
Elastic section modulusSy
22.510³ mm³
Plastic section modulusZy
35.210³ mm³
Radius of gyrationry
21.4mm

Torsion and stability

Torsional constantJ
36.310³ mm⁴
Warping constantCw
1110⁹ mm⁶
Effective radius of gyrationrts
26.2mm

Slenderness ratios

Flange slendernessbf/2tf
7.84
Web slendernessh/tw
29.9

Equivalents in other standards