WT – tees

WT155x64.5

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 = 307d = 159tf = 20.6tf = 20.6tw = 13.1tw = 13.1
Cross-section, to scaledimensions in mm

Dimensions

Depthd
159mm
Flange widthbf
307mm
Web thicknesstw
13.1mm
Flange thicknesstf
20.6mm
Distance k (design)kdes
35.8mm
Distance k (detailing)kdet
42.9mm

Mass and area

Mass per lengthm
64.5kg/m
Cross-sectional areaA
8,260mm²

Strong axis x–x

Moment of inertiaIx
1210⁶ mm⁴
Elastic section modulusSx
91.810³ mm³
Plastic section modulusZx
17510³ mm³
Radius of gyrationrx
38.1mm

Weak axis y–y

Moment of inertiaIy
49.910⁶ mm⁴
Elastic section modulusSy
32610³ mm³
Plastic section modulusZy
49510³ mm³
Radius of gyrationry
78mm

Torsion and stability

Torsional constantJ
1,06010³ mm⁴
Warping constantCw
1.9710⁹ mm⁶
Polar radius (shear center)r̄o
88.6mm
Flexural constantH
0.96

Centers

Centroidȳ
27.9mm
Plastic neutral axisyp
13.4mm

Slenderness ratios

Flange slendernessbf/2tf
7.48
Wall slendernessD/t
12.2

Equivalents in other standards