WT – tees

WT265x166

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 = 323d = 297tf = 45.5tf = 45.5tw = 25.4tw = 25.4
Cross-section, to scaledimensions in mm

Dimensions

Depthd
297mm
Flange widthbf
323mm
Web thicknesstw
25.4mm
Flange thicknesstf
45.5mm
Distance k (design)kdes
75.4mm
Distance k (detailing)kdet
77.8mm

Mass and area

Mass per lengthm
166kg/m
Cross-sectional areaA
21,400mm²

Strong axis x–x

Moment of inertiaIx
13510⁶ mm⁴
Elastic section modulusSx
58810³ mm³
Plastic section modulusZx
1,09010³ mm³
Radius of gyrationrx
79.2mm

Weak axis y–y

Moment of inertiaIy
12810⁶ mm⁴
Elastic section modulusSy
79210³ mm³
Plastic section modulusZy
1,23010³ mm³
Radius of gyrationry
77.2mm

Torsion and stability

Torsional constantJ
12,30010³ mm⁴
Warping constantCw
31.410⁹ mm⁶
Polar radius (shear center)r̄o
119mm
Flexural constantH
0.859

Centers

Centroidȳ
67.6mm
Plastic neutral axisyp
33.3mm

Slenderness ratios

Flange slendernessbf/2tf
3.55
Wall slendernessD/t
11.7

Equivalents in other standards