WT – tees

WT380x157

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 = 384d = 394tf = 33.5tf = 33.5tw = 19.7tw = 19.7
Cross-section, to scaledimensions in mm

Dimensions

Depthd
394mm
Flange widthbf
384mm
Web thicknesstw
19.7mm
Flange thicknesstf
33.5mm
Distance k (design)kdes
53.3mm
Distance k (detailing)kdet
65.1mm

Mass and area

Mass per lengthm
157kg/m
Cross-sectional areaA
20,100mm²

Strong axis x–x

Moment of inertiaIx
25410⁶ mm⁴
Elastic section modulusSx
82810³ mm³
Plastic section modulusZx
1,47010³ mm³
Radius of gyrationrx
113mm

Weak axis y–y

Moment of inertiaIy
15710⁶ mm⁴
Elastic section modulusSy
82110³ mm³
Plastic section modulusZy
1,27010³ mm³
Radius of gyrationry
88.6mm

Torsion and stability

Torsional constantJ
5,87010³ mm⁴
Warping constantCw
25.910⁹ mm⁶
Polar radius (shear center)r̄o
159mm
Flexural constantH
0.809

Centers

Centroidȳ
86.1mm
Plastic neutral axisyp
26.2mm

Slenderness ratios

Flange slendernessbf/2tf
5.74
Wall slendernessD/t
20

Equivalents in other standards