WT – tees

WT380x110

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 = 267d = 389tf = 30tf = 30tw = 16.5tw = 16.5
Cross-section, to scaledimensions in mm

Dimensions

Depthd
389mm
Flange widthbf
267mm
Web thicknesstw
16.5mm
Flange thicknesstf
30mm
Distance k (design)kdes
46.5mm
Distance k (detailing)kdet
63.5mm

Mass and area

Mass per lengthm
110kg/m
Cross-sectional areaA
14,100mm²

Strong axis x–x

Moment of inertiaIx
19410⁶ mm⁴
Elastic section modulusSx
66510³ mm³
Plastic section modulusZx
1,18010³ mm³
Radius of gyrationrx
118mm

Weak axis y–y

Moment of inertiaIy
47.510⁶ mm⁴
Elastic section modulusSy
35610³ mm³
Plastic section modulusZy
55610³ mm³
Radius of gyrationry
57.9mm

Torsion and stability

Torsional constantJ
3,01010³ mm⁴
Warping constantCw
10.110⁹ mm⁶
Polar radius (shear center)r̄o
155mm
Flexural constantH
0.716

Centers

Centroidȳ
97.5mm
Plastic neutral axisyp
26.4mm

Slenderness ratios

Flange slendernessbf/2tf
4.44
Wall slendernessD/t
23.5

Equivalents in other standards