WT – tees

WT155x227

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 = 335d = 207tf = 68.8tf = 68.8tw = 41.4tw = 41.4
Cross-section, to scaledimensions in mm

Dimensions

Depthd
207mm
Flange widthbf
335mm
Web thicknesstw
41.4mm
Flange thicknesstf
68.8mm
Distance k (design)kdes
83.8mm
Distance k (detailing)kdet
92.1mm

Mass and area

Mass per lengthm
227kg/m
Cross-sectional areaA
28,800mm²

Strong axis x–x

Moment of inertiaIx
67.410⁶ mm⁴
Elastic section modulusSx
44210³ mm³
Plastic section modulusZx
96810³ mm³
Radius of gyrationrx
48.3mm

Weak axis y–y

Moment of inertiaIy
21910⁶ mm⁴
Elastic section modulusSy
1,30010³ mm³
Plastic section modulusZy
2,00010³ mm³
Radius of gyrationry
86.9mm

Torsion and stability

Torsional constantJ
38,30010³ mm⁴
Warping constantCw
95.610⁹ mm⁶
Polar radius (shear center)r̄o
102mm
Flexural constantH
0.959

Centers

Centroidȳ
54.9mm
Plastic neutral axisyp
42.9mm

Slenderness ratios

Flange slendernessbf/2tf
2.45
Wall slendernessD/t
5.01

Equivalents in other standards