WT – tees

WT420x164.5

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 = 401d = 432tf = 32.5tf = 32.5tw = 19.7tw = 19.7
Cross-section, to scaledimensions in mm

Dimensions

Depthd
432mm
Flange widthbf
401mm
Web thicknesstw
19.7mm
Flange thicknesstf
32.5mm
Distance k (design)kdes
52.3mm
Distance k (detailing)kdet
63.5mm

Mass and area

Mass per lengthm
165kg/m
Cross-sectional areaA
21,000mm²

Strong axis x–x

Moment of inertiaIx
33310⁶ mm⁴
Elastic section modulusSx
99610³ mm³
Plastic section modulusZx
1,75010³ mm³
Radius of gyrationrx
126mm

Weak axis y–y

Moment of inertiaIy
17510⁶ mm⁴
Elastic section modulusSy
87210³ mm³
Plastic section modulusZy
1,35010³ mm³
Radius of gyrationry
91.2mm

Torsion and stability

Torsional constantJ
5,79010³ mm⁴
Warping constantCw
30.310⁹ mm⁶
Polar radius (shear center)r̄o
175mm
Flexural constantH
0.788

Centers

Centroidȳ
96.8mm
Plastic neutral axisyp
26.2mm

Slenderness ratios

Flange slendernessbf/2tf
6.2
Wall slendernessD/t
21.9

Equivalents in other standards