WT – tees

WT155x30

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 = 203d = 152tf = 13.1tf = 13.1tw = 7.49tw = 7.49
Cross-section, to scaledimensions in mm

Dimensions

Depthd
152mm
Flange widthbf
203mm
Web thicknesstw
7.49mm
Flange thicknesstf
13.1mm
Distance k (design)kdes
25.9mm
Distance k (detailing)kdet
34.9mm

Mass and area

Mass per lengthm
30kg/m
Cross-sectional areaA
3,770mm²

Strong axis x–x

Moment of inertiaIx
5.9910⁶ mm⁴
Elastic section modulusSx
48.310³ mm³
Plastic section modulusZx
86.510³ mm³
Radius of gyrationrx
39.9mm

Weak axis y–y

Moment of inertiaIy
9.1610⁶ mm⁴
Elastic section modulusSy
90.110³ mm³
Plastic section modulusZy
13710³ mm³
Radius of gyrationry
49.3mm

Torsion and stability

Torsional constantJ
18810³ mm⁴
Warping constantCw
0.16610⁹ mm⁶
Polar radius (shear center)r̄o
66.8mm
Flexural constantH
0.901

Centers

Centroidȳ
27.7mm
Plastic neutral axisyp
9.27mm

Slenderness ratios

Flange slendernessbf/2tf
7.77
Wall slendernessD/t
20.2

Equivalents in other standards