WT – tees

WT155x101

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 = 315d = 170tf = 31.8tf = 31.8tw = 20.1tw = 20.1
Cross-section, to scaledimensions in mm

Dimensions

Depthd
170mm
Flange widthbf
315mm
Web thicknesstw
20.1mm
Flange thicknesstf
31.8mm
Distance k (design)kdes
47mm
Distance k (detailing)kdet
54mm

Mass and area

Mass per lengthm
101kg/m
Cross-sectional areaA
12,900mm²

Strong axis x–x

Moment of inertiaIx
21.110⁶ mm⁴
Elastic section modulusSx
15510³ mm³
Plastic section modulusZx
31110³ mm³
Radius of gyrationrx
40.4mm

Weak axis y–y

Moment of inertiaIy
82.810⁶ mm⁴
Elastic section modulusSy
52610³ mm³
Plastic section modulusZy
80110³ mm³
Radius of gyrationry
80.3mm

Torsion and stability

Torsional constantJ
3,83010³ mm⁴
Warping constantCw
7.7610⁹ mm⁶
Polar radius (shear center)r̄o
91.7mm
Flexural constantH
0.959

Centers

Centroidȳ
34.3mm
Plastic neutral axisyp
20.4mm

Slenderness ratios

Flange slendernessbf/2tf
4.96
Wall slendernessD/t
8.49

Equivalents in other standards