WT – tees

WT180x210.5

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 = 409d = 213tf = 52.6tf = 52.6tw = 32.8tw = 32.8
Cross-section, to scaledimensions in mm

Dimensions

Depthd
213mm
Flange widthbf
409mm
Web thicknesstw
32.8mm
Flange thicknesstf
52.6mm
Distance k (design)kdes
67.8mm
Distance k (detailing)kdet
85.7mm

Mass and area

Mass per lengthm
211kg/m
Cross-sectional areaA
26,800mm²

Strong axis x–x

Moment of inertiaIx
63.710⁶ mm⁴
Elastic section modulusSx
38510³ mm³
Plastic section modulusZx
82610³ mm³
Radius of gyrationrx
48.8mm

Weak axis y–y

Moment of inertiaIy
30110⁶ mm⁴
Elastic section modulusSy
1,47010³ mm³
Plastic section modulusZy
2,25010³ mm³
Radius of gyrationry
106mm

Torsion and stability

Torsional constantJ
21,60010³ mm⁴
Warping constantCw
75.510⁹ mm⁶
Polar radius (shear center)r̄o
118mm
Flexural constantH
0.969

Centers

Centroidȳ
47.2mm
Plastic neutral axisyp
32.8mm

Slenderness ratios

Flange slendernessbf/2tf
3.89
Wall slendernessD/t
6.49

Equivalents in other standards