WT – tees

WT155x58.5

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 = 157tf = 18.7tf = 18.7tw = 11.9tw = 11.9
Cross-section, to scaledimensions in mm

Dimensions

Depthd
157mm
Flange widthbf
307mm
Web thicknesstw
11.9mm
Flange thicknesstf
18.7mm
Distance k (design)kdes
33.8mm
Distance k (detailing)kdet
41.3mm

Mass and area

Mass per lengthm
58.5kg/m
Cross-sectional areaA
7,480mm²

Strong axis x–x

Moment of inertiaIx
10.710⁶ mm⁴
Elastic section modulusSx
82.410³ mm³
Plastic section modulusZx
15610³ mm³
Radius of gyrationrx
37.8mm

Weak axis y–y

Moment of inertiaIy
4510⁶ mm⁴
Elastic section modulusSy
29310³ mm³
Plastic section modulusZy
44410³ mm³
Radius of gyrationry
77.5mm

Torsion and stability

Torsional constantJ
79510³ mm⁴
Warping constantCw
1.4610⁹ mm⁶
Polar radius (shear center)r̄o
88.1mm
Flexural constantH
0.96

Centers

Centroidȳ
26.9mm
Plastic neutral axisyp
12.2mm

Slenderness ratios

Flange slendernessbf/2tf
8.22
Wall slendernessD/t
13.2

Equivalents in other standards