WT – tees

WT180x67

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 = 368d = 178tf = 18tf = 18tw = 11.2tw = 11.2
Cross-section, to scaledimensions in mm

Dimensions

Depthd
178mm
Flange widthbf
368mm
Web thicknesstw
11.2mm
Flange thicknesstf
18mm
Distance k (design)kdes
33.3mm
Distance k (detailing)kdet
50.8mm

Mass and area

Mass per lengthm
67kg/m
Cross-sectional areaA
8,520mm²

Strong axis x–x

Moment of inertiaIx
15.210⁶ mm⁴
Elastic section modulusSx
10110³ mm³
Plastic section modulusZx
18810³ mm³
Radius of gyrationrx
42.2mm

Weak axis y–y

Moment of inertiaIy
75.310⁶ mm⁴
Elastic section modulusSy
41010³ mm³
Plastic section modulusZy
61910³ mm³
Radius of gyrationry
94mm

Torsion and stability

Torsional constantJ
84510³ mm⁴
Warping constantCw
2.2310⁹ mm⁶
Polar radius (shear center)r̄o
105mm
Flexural constantH
0.968

Centers

Centroidȳ
27.7mm
Plastic neutral axisyp
11.6mm

Slenderness ratios

Flange slendernessbf/2tf
10.2
Wall slendernessD/t
15.9

Equivalents in other standards