WT – tees

WT380x217

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 = 389d = 406tf = 47tf = 47tw = 25.9tw = 25.9
Cross-section, to scaledimensions in mm

Dimensions

Depthd
406mm
Flange widthbf
389mm
Web thicknesstw
25.9mm
Flange thicknesstf
47mm
Distance k (design)kdes
67.1mm
Distance k (detailing)kdet
79.4mm

Mass and area

Mass per lengthm
217kg/m
Cross-sectional areaA
27,700mm²

Strong axis x–x

Moment of inertiaIx
35810⁶ mm⁴
Elastic section modulusSx
1,14010³ mm³
Plastic section modulusZx
2,05010³ mm³
Radius of gyrationrx
114mm

Weak axis y–y

Moment of inertiaIy
22910⁶ mm⁴
Elastic section modulusSy
1,18010³ mm³
Plastic section modulusZy
1,82010³ mm³
Radius of gyrationry
90.9mm

Torsion and stability

Torsional constantJ
15,60010³ mm⁴
Warping constantCw
6910⁹ mm⁶
Polar radius (shear center)r̄o
161mm
Flexural constantH
0.819

Centers

Centroidȳ
91.9mm
Plastic neutral axisyp
35.8mm

Slenderness ratios

Flange slendernessbf/2tf
4.12
Wall slendernessD/t
15.7

Equivalents in other standards