WT – tees

WT155x79

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 = 310d = 164tf = 25.1tf = 25.1tw = 15.5tw = 15.5
Cross-section, to scaledimensions in mm

Dimensions

Depthd
164mm
Flange widthbf
310mm
Web thicknesstw
15.5mm
Flange thicknesstf
25.1mm
Distance k (design)kdes
40.4mm
Distance k (detailing)kdet
47.6mm

Mass and area

Mass per lengthm
79kg/m
Cross-sectional areaA
10,100mm²

Strong axis x–x

Moment of inertiaIx
15.110⁶ mm⁴
Elastic section modulusSx
11310³ mm³
Plastic section modulusZx
22310³ mm³
Radius of gyrationrx
38.9mm

Weak axis y–y

Moment of inertiaIy
62.910⁶ mm⁴
Elastic section modulusSy
40510³ mm³
Plastic section modulusZy
61510³ mm³
Radius of gyrationry
79mm

Torsion and stability

Torsional constantJ
1,89010³ mm⁴
Warping constantCw
3.6510⁹ mm⁶
Polar radius (shear center)r̄o
89.7mm
Flexural constantH
0.961

Centers

Centroidȳ
30.2mm
Plastic neutral axisyp
16.2mm

Slenderness ratios

Flange slendernessbf/2tf
6.17
Wall slendernessD/t
10.6

Equivalents in other standards