WT – tees

WT420x196

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 = 439tf = 39.9tf = 39.9tw = 22.1tw = 22.1
Cross-section, to scaledimensions in mm

Dimensions

Depthd
439mm
Flange widthbf
401mm
Web thicknesstw
22.1mm
Flange thicknesstf
39.9mm
Distance k (design)kdes
59.9mm
Distance k (detailing)kdet
71.4mm

Mass and area

Mass per lengthm
196kg/m
Cross-sectional areaA
25,000mm²

Strong axis x–x

Moment of inertiaIx
39310⁶ mm⁴
Elastic section modulusSx
1,15010³ mm³
Plastic section modulusZx
2,05010³ mm³
Radius of gyrationrx
125mm

Weak axis y–y

Moment of inertiaIy
21510⁶ mm⁴
Elastic section modulusSy
1,07010³ mm³
Plastic section modulusZy
1,66010³ mm³
Radius of gyrationry
92.7mm

Torsion and stability

Torsional constantJ
10,10010³ mm⁴
Warping constantCw
50.510⁹ mm⁶
Polar radius (shear center)r̄o
174mm
Flexural constantH
0.802

Centers

Centroidȳ
97.3mm
Plastic neutral axisyp
31.2mm

Slenderness ratios

Flange slendernessbf/2tf
5.03
Wall slendernessD/t
19.9

Equivalents in other standards