WT – tees

WT420x113

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 = 295d = 424tf = 26.9tf = 26.9tw = 16.1tw = 16.1
Cross-section, to scaledimensions in mm

Dimensions

Depthd
424mm
Flange widthbf
295mm
Web thicknesstw
16.1mm
Flange thicknesstf
26.9mm
Distance k (design)kdes
44.7mm
Distance k (detailing)kdet
58.7mm

Mass and area

Mass per lengthm
113kg/m
Cross-sectional areaA
14,500mm²

Strong axis x–x

Moment of inertiaIx
24610⁶ mm⁴
Elastic section modulusSx
77710³ mm³
Plastic section modulusZx
1,38010³ mm³
Radius of gyrationrx
131mm

Weak axis y–y

Moment of inertiaIy
56.610⁶ mm⁴
Elastic section modulusSy
38710³ mm³
Plastic section modulusZy
60510³ mm³
Radius of gyrationry
62.7mm

Torsion and stability

Torsional constantJ
2,56010³ mm⁴
Warping constantCw
11.510⁹ mm⁶
Polar radius (shear center)r̄o
173mm
Flexural constantH
0.7

Centers

Centroidȳ
108mm
Plastic neutral axisyp
24.6mm

Slenderness ratios

Flange slendernessbf/2tf
5.48
Wall slendernessD/t
26.3

Equivalents in other standards