WT – tees

WT180x191

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 = 406d = 208tf = 48tf = 48tw = 30tw = 30
Cross-section, to scaledimensions in mm

Dimensions

Depthd
208mm
Flange widthbf
406mm
Web thicknesstw
30mm
Flange thicknesstf
48mm
Distance k (design)kdes
63.2mm
Distance k (detailing)kdet
81mm

Mass and area

Mass per lengthm
191kg/m
Cross-sectional areaA
24,400mm²

Strong axis x–x

Moment of inertiaIx
55.410⁶ mm⁴
Elastic section modulusSx
33910³ mm³
Plastic section modulusZx
71910³ mm³
Radius of gyrationrx
47.8mm

Weak axis y–y

Moment of inertiaIy
26810⁶ mm⁴
Elastic section modulusSy
1,32010³ mm³
Plastic section modulusZy
2,02010³ mm³
Radius of gyrationry
105mm

Torsion and stability

Torsional constantJ
16,40010³ mm⁴
Warping constantCw
56.110⁹ mm⁶
Polar radius (shear center)r̄o
117mm
Flexural constantH
0.969

Centers

Centroidȳ
44.5mm
Plastic neutral axisyp
30mm

Slenderness ratios

Flange slendernessbf/2tf
4.23
Wall slendernessD/t
6.94

Equivalents in other standards