WT – tees

WT180x543

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 = 455d = 284tf = 125tf = 125tw = 78tw = 78
Cross-section, to scaledimensions in mm

Dimensions

Depthd
284mm
Flange widthbf
455mm
Web thicknesstw
78mm
Flange thicknesstf
125mm
Distance k (design)kdes
140mm
Distance k (detailing)kdet
157mm

Mass and area

Mass per lengthm
543kg/m
Cross-sectional areaA
69,000mm²

Strong axis x–x

Moment of inertiaIx
30810⁶ mm⁴
Elastic section modulusSx
1,56010³ mm³
Plastic section modulusZx
3,46010³ mm³
Radius of gyrationrx
66.5mm

Weak axis y–y

Moment of inertiaIy
98210⁶ mm⁴
Elastic section modulusSy
4,33010³ mm³
Plastic section modulusZy
6,69010³ mm³
Radius of gyrationry
119mm

Torsion and stability

Torsional constantJ
297,00010³ mm⁴
Warping constantCw
1,41010⁹ mm⁶
Polar radius (shear center)r̄o
139mm
Flexural constantH
0.966

Centers

Centroidȳ
88.1mm
Plastic neutral axisyp
76.2mm

Slenderness ratios

Flange slendernessbf/2tf
1.82
Wall slendernessD/t
3.65

Equivalents in other standards