WT – tees

WT420x263.5

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 = 452tf = 53.1tf = 53.1tw = 29.5tw = 29.5
Cross-section, to scaledimensions in mm

Dimensions

Depthd
452mm
Flange widthbf
409mm
Web thicknesstw
29.5mm
Flange thicknesstf
53.1mm
Distance k (design)kdes
73.2mm
Distance k (detailing)kdet
85.7mm

Mass and area

Mass per lengthm
264kg/m
Cross-sectional areaA
33,600mm²

Strong axis x–x

Moment of inertiaIx
54910⁶ mm⁴
Elastic section modulusSx
1,59010³ mm³
Plastic section modulusZx
2,85010³ mm³
Radius of gyrationrx
128mm

Weak axis y–y

Moment of inertiaIy
30310⁶ mm⁴
Elastic section modulusSy
1,48010³ mm³
Plastic section modulusZy
2,31010³ mm³
Radius of gyrationry
95mm

Torsion and stability

Torsional constantJ
23,80010³ mm⁴
Warping constantCw
12610⁹ mm⁶
Polar radius (shear center)r̄o
178mm
Flexural constantH
0.803

Centers

Centroidȳ
105mm
Plastic neutral axisyp
41.1mm

Slenderness ratios

Flange slendernessbf/2tf
3.85
Wall slendernessD/t
15.3

Equivalents in other standards