WT – tees

WT180x317

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 = 424d = 237tf = 77.2tf = 77.2tw = 47.8tw = 47.8
Cross-section, to scaledimensions in mm

Dimensions

Depthd
237mm
Flange widthbf
424mm
Web thicknesstw
47.8mm
Flange thicknesstf
77.2mm
Distance k (design)kdes
92.2mm
Distance k (detailing)kdet
110mm

Mass and area

Mass per lengthm
317kg/m
Cross-sectional areaA
40,500mm²

Strong axis x–x

Moment of inertiaIx
11910⁶ mm⁴
Elastic section modulusSx
67810³ mm³
Plastic section modulusZx
1,50010³ mm³
Radius of gyrationrx
54.4mm

Weak axis y–y

Moment of inertiaIy
49110⁶ mm⁴
Elastic section modulusSy
2,31010³ mm³
Plastic section modulusZy
3,56010³ mm³
Radius of gyrationry
110mm

Torsion and stability

Torsional constantJ
68,30010³ mm⁴
Warping constantCw
26610⁹ mm⁶
Polar radius (shear center)r̄o
125mm
Flexural constantH
0.968

Centers

Centroidȳ
61mm
Plastic neutral axisyp
47.8mm

Slenderness ratios

Flange slendernessbf/2tf
2.75
Wall slendernessD/t
4.97

Equivalents in other standards