WT – tees

WT155x207.5

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 = 333d = 201tf = 62.7tf = 62.7tw = 38.9tw = 38.9
Cross-section, to scaledimensions in mm

Dimensions

Depthd
201mm
Flange widthbf
333mm
Web thicknesstw
38.9mm
Flange thicknesstf
62.7mm
Distance k (design)kdes
78mm
Distance k (detailing)kdet
85.7mm

Mass and area

Mass per lengthm
208kg/m
Cross-sectional areaA
26,500mm²

Strong axis x–x

Moment of inertiaIx
58.710⁶ mm⁴
Elastic section modulusSx
39510³ mm³
Plastic section modulusZx
85010³ mm³
Radius of gyrationrx
47.2mm

Weak axis y–y

Moment of inertiaIy
19510⁶ mm⁴
Elastic section modulusSy
1,17010³ mm³
Plastic section modulusZy
1,80010³ mm³
Radius of gyrationry
85.9mm

Torsion and stability

Torsional constantJ
29,50010³ mm⁴
Warping constantCw
71.710⁹ mm⁶
Polar radius (shear center)r̄o
100mm
Flexural constantH
0.958

Centers

Centroidȳ
52.1mm
Plastic neutral axisyp
39.6mm

Slenderness ratios

Flange slendernessbf/2tf
2.66
Wall slendernessD/t
5.18

Equivalents in other standards