WT – tees

WT305x131

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 = 328d = 320tf = 34tf = 34tw = 19.1tw = 19.1
Cross-section, to scaledimensions in mm

Dimensions

Depthd
320mm
Flange widthbf
328mm
Web thicknesstw
19.1mm
Flange thicknesstf
34mm
Distance k (design)kdes
46.7mm
Distance k (detailing)kdet
66.7mm

Mass and area

Mass per lengthm
131kg/m
Cross-sectional areaA
16,600mm²

Strong axis x–x

Moment of inertiaIx
13310⁶ mm⁴
Elastic section modulusSx
52810³ mm³
Plastic section modulusZx
94710³ mm³
Radius of gyrationrx
89.2mm

Weak axis y–y

Moment of inertiaIy
99.910⁶ mm⁴
Elastic section modulusSy
61010³ mm³
Plastic section modulusZy
93910³ mm³
Radius of gyrationry
77.2mm

Torsion and stability

Torsional constantJ
4,95010³ mm⁴
Warping constantCw
1510⁹ mm⁶
Polar radius (shear center)r̄o
129mm
Flexural constantH
0.835

Centers

Centroidȳ
69.6mm
Plastic neutral axisyp
25.4mm

Slenderness ratios

Flange slendernessbf/2tf
4.81
Wall slendernessD/t
16.8

Equivalents in other standards