WT – tees

WT180x39.5

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 = 205d = 177tf = 16.8tf = 16.8tw = 9.4tw = 9.4
Cross-section, to scaledimensions in mm

Dimensions

Depthd
177mm
Flange widthbf
205mm
Web thicknesstw
9.4mm
Flange thicknesstf
16.8mm
Distance k (design)kdes
31.8mm
Distance k (detailing)kdet
38.1mm

Mass and area

Mass per lengthm
39.5kg/m
Cross-sectional areaA
5,030mm²

Strong axis x–x

Moment of inertiaIx
11.510⁶ mm⁴
Elastic section modulusSx
8110³ mm³
Plastic section modulusZx
14510³ mm³
Radius of gyrationrx
47.8mm

Weak axis y–y

Moment of inertiaIy
1210⁶ mm⁴
Elastic section modulusSy
11710³ mm³
Plastic section modulusZy
18010³ mm³
Radius of gyrationry
48.8mm

Torsion and stability

Torsional constantJ
40210³ mm⁴
Warping constantCw
0.39210⁹ mm⁶
Polar radius (shear center)r̄o
73.4mm
Flexural constantH
0.868

Centers

Centroidȳ
35.1mm
Plastic neutral axisyp
12.3mm

Slenderness ratios

Flange slendernessbf/2tf
6.11
Wall slendernessD/t
18.8

Equivalents in other standards