WT – tees

WT155x171

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 = 328d = 191tf = 52.6tf = 52.6tw = 32.8tw = 32.8
Cross-section, to scaledimensions in mm

Dimensions

Depthd
191mm
Flange widthbf
328mm
Web thicknesstw
32.8mm
Flange thicknesstf
52.6mm
Distance k (design)kdes
67.8mm
Distance k (detailing)kdet
74.6mm

Mass and area

Mass per lengthm
171kg/m
Cross-sectional areaA
21,800mm²

Strong axis x–x

Moment of inertiaIx
44.110⁶ mm⁴
Elastic section modulusSx
30310³ mm³
Plastic section modulusZx
64610³ mm³
Radius of gyrationrx
45mm

Weak axis y–y

Moment of inertiaIy
15410⁶ mm⁴
Elastic section modulusSy
94210³ mm³
Plastic section modulusZy
1,45010³ mm³
Radius of gyrationry
84.1mm

Torsion and stability

Torsional constantJ
17,30010³ mm⁴
Warping constantCw
39.710⁹ mm⁶
Polar radius (shear center)r̄o
97.3mm
Flexural constantH
0.958

Centers

Centroidȳ
46.2mm
Plastic neutral axisyp
33.3mm

Slenderness ratios

Flange slendernessbf/2tf
3.11
Wall slendernessD/t
5.84

Equivalents in other standards