WT – tees

WT205x50

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 = 259d = 208tf = 16.9tf = 16.9tw = 10tw = 10
Cross-section, to scaledimensions in mm

Dimensions

Depthd
208mm
Flange widthbf
259mm
Web thicknesstw
10mm
Flange thicknesstf
16.9mm
Distance k (design)kdes
27.2mm
Distance k (detailing)kdet
39.7mm

Mass and area

Mass per lengthm
50kg/m
Cross-sectional areaA
6,330mm²

Strong axis x–x

Moment of inertiaIx
20.210⁶ mm⁴
Elastic section modulusSx
12110³ mm³
Plastic section modulusZx
21310³ mm³
Radius of gyrationrx
56.4mm

Weak axis y–y

Moment of inertiaIy
24.810⁶ mm⁴
Elastic section modulusSy
19010³ mm³
Plastic section modulusZy
29010³ mm³
Radius of gyrationry
62.5mm

Torsion and stability

Torsional constantJ
49510³ mm⁴
Warping constantCw
0.80810⁹ mm⁶
Polar radius (shear center)r̄o
89.9mm
Flexural constantH
0.879

Centers

Centroidȳ
39.6mm
Plastic neutral axisyp
12.2mm

Slenderness ratios

Flange slendernessbf/2tf
7.7
Wall slendernessD/t
20.7

Equivalents in other standards