WT – tees

WT380x242

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 = 391d = 411tf = 52.1tf = 52.1tw = 29tw = 29
Cross-section, to scaledimensions in mm

Dimensions

Depthd
411mm
Flange widthbf
391mm
Web thicknesstw
29mm
Flange thicknesstf
52.1mm
Distance k (design)kdes
72.1mm
Distance k (detailing)kdet
84.1mm

Mass and area

Mass per lengthm
242kg/m
Cross-sectional areaA
31,000mm²

Strong axis x–x

Moment of inertiaIx
40810⁶ mm⁴
Elastic section modulusSx
1,29010³ mm³
Plastic section modulusZx
2,34010³ mm³
Radius of gyrationrx
115mm

Weak axis y–y

Moment of inertiaIy
25910⁶ mm⁴
Elastic section modulusSy
1,33010³ mm³
Plastic section modulusZy
2,06010³ mm³
Radius of gyrationry
91.4mm

Torsion and stability

Torsional constantJ
21,30010³ mm⁴
Warping constantCw
96.910⁹ mm⁶
Polar radius (shear center)r̄o
163mm
Flexural constantH
0.817

Centers

Centroidȳ
95.5mm
Plastic neutral axisyp
39.6mm

Slenderness ratios

Flange slendernessbf/2tf
3.75
Wall slendernessD/t
14.2

Equivalents in other standards