WT – tees

WT180x254.5

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 = 417d = 223tf = 62.7tf = 62.7tw = 39.1tw = 39.1
Cross-section, to scaledimensions in mm

Dimensions

Depthd
223mm
Flange widthbf
417mm
Web thicknesstw
39.1mm
Flange thicknesstf
62.7mm
Distance k (design)kdes
78mm
Distance k (detailing)kdet
95.3mm

Mass and area

Mass per lengthm
255kg/m
Cross-sectional areaA
32,500mm²

Strong axis x–x

Moment of inertiaIx
84.510⁶ mm⁴
Elastic section modulusSx
49810³ mm³
Plastic section modulusZx
1,08010³ mm³
Radius of gyrationrx
51.1mm

Weak axis y–y

Moment of inertiaIy
37610⁶ mm⁴
Elastic section modulusSy
1,80010³ mm³
Plastic section modulusZy
2,77010³ mm³
Radius of gyrationry
108mm

Torsion and stability

Torsional constantJ
36,80010³ mm⁴
Warping constantCw
13510⁹ mm⁶
Polar radius (shear center)r̄o
121mm
Flexural constantH
0.968

Centers

Centroidȳ
53.1mm
Plastic neutral axisyp
39.1mm

Slenderness ratios

Flange slendernessbf/2tf
3.31
Wall slendernessD/t
5.69

Equivalents in other standards