WT – tees

WT180x108

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 = 394d = 188tf = 27.7tf = 27.7tw = 17.3tw = 17.3
Cross-section, to scaledimensions in mm

Dimensions

Depthd
188mm
Flange widthbf
394mm
Web thicknesstw
17.3mm
Flange thicknesstf
27.7mm
Distance k (design)kdes
42.9mm
Distance k (detailing)kdet
60.3mm

Mass and area

Mass per lengthm
108kg/m
Cross-sectional areaA
13,700mm²

Strong axis x–x

Moment of inertiaIx
2610⁶ mm⁴
Elastic section modulusSx
16710³ mm³
Plastic section modulusZx
33110³ mm³
Radius of gyrationrx
43.4mm

Weak axis y–y

Moment of inertiaIy
14110⁶ mm⁴
Elastic section modulusSy
71610³ mm³
Plastic section modulusZy
1,08010³ mm³
Radius of gyrationry
101mm

Torsion and stability

Torsional constantJ
3,15010³ mm⁴
Warping constantCw
9.7510⁹ mm⁶
Polar radius (shear center)r̄o
112mm
Flexural constantH
0.971

Centers

Centroidȳ
32.8mm
Plastic neutral axisyp
17.5mm

Slenderness ratios

Flange slendernessbf/2tf
7.11
Wall slendernessD/t
10.9

Equivalents in other standards