WT – tees

WT265x98

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 = 315d = 277tf = 26.4tf = 26.4tw = 16.5tw = 16.5
Cross-section, to scaledimensions in mm

Dimensions

Depthd
277mm
Flange widthbf
315mm
Web thicknesstw
16.5mm
Flange thicknesstf
26.4mm
Distance k (design)kdes
39.1mm
Distance k (detailing)kdet
57.2mm

Mass and area

Mass per lengthm
98kg/m
Cross-sectional areaA
12,500mm²

Strong axis x–x

Moment of inertiaIx
75.310⁶ mm⁴
Elastic section modulusSx
34610³ mm³
Plastic section modulusZx
61610³ mm³
Radius of gyrationrx
77.7mm

Weak axis y–y

Moment of inertiaIy
69.110⁶ mm⁴
Elastic section modulusSy
43810³ mm³
Plastic section modulusZy
67410³ mm³
Radius of gyrationry
74.4mm

Torsion and stability

Torsional constantJ
2,34010³ mm⁴
Warping constantCw
6.2810⁹ mm⁶
Polar radius (shear center)r̄o
117mm
Flexural constantH
0.845

Centers

Centroidȳ
59.2mm
Plastic neutral axisyp
19.8mm

Slenderness ratios

Flange slendernessbf/2tf
6.01
Wall slendernessD/t
16.8

Equivalents in other standards