WT – tees

WT155x187.5

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 = 330d = 196tf = 57.2tf = 57.2tw = 35.6tw = 35.6
Cross-section, to scaledimensions in mm

Dimensions

Depthd
196mm
Flange widthbf
330mm
Web thicknesstw
35.6mm
Flange thicknesstf
57.2mm
Distance k (design)kdes
72.4mm
Distance k (detailing)kdet
79.4mm

Mass and area

Mass per lengthm
188kg/m
Cross-sectional areaA
23,900mm²

Strong axis x–x

Moment of inertiaIx
50.410⁶ mm⁴
Elastic section modulusSx
34210³ mm³
Plastic section modulusZx
73410³ mm³
Radius of gyrationrx
46mm

Weak axis y–y

Moment of inertiaIy
17210⁶ mm⁴
Elastic section modulusSy
1,04010³ mm³
Plastic section modulusZy
1,60010³ mm³
Radius of gyrationry
84.8mm

Torsion and stability

Torsional constantJ
22,30010³ mm⁴
Warping constantCw
52.410⁹ mm⁶
Polar radius (shear center)r̄o
98.6mm
Flexural constantH
0.958

Centers

Centroidȳ
48.8mm
Plastic neutral axisyp
36.1mm

Slenderness ratios

Flange slendernessbf/2tf
2.89
Wall slendernessD/t
5.51

Equivalents in other standards