WT – tees

WT305x108.5

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 = 328d = 315tf = 27.7tf = 27.7tw = 16.5tw = 16.5
Cross-section, to scaledimensions in mm

Dimensions

Depthd
315mm
Flange widthbf
328mm
Web thicknesstw
16.5mm
Flange thicknesstf
27.7mm
Distance k (design)kdes
40.4mm
Distance k (detailing)kdet
60.3mm

Mass and area

Mass per lengthm
109kg/m
Cross-sectional areaA
13,900mm²

Strong axis x–x

Moment of inertiaIx
11010⁶ mm⁴
Elastic section modulusSx
44610³ mm³
Plastic section modulusZx
79010³ mm³
Radius of gyrationrx
88.9mm

Weak axis y–y

Moment of inertiaIy
81.210⁶ mm⁴
Elastic section modulusSy
49710³ mm³
Plastic section modulusZy
76410³ mm³
Radius of gyrationry
76.5mm

Torsion and stability

Torsional constantJ
2,79010³ mm⁴
Warping constantCw
8.5710⁹ mm⁶
Polar radius (shear center)r̄o
129mm
Flexural constantH
0.827

Centers

Centroidȳ
67.6mm
Plastic neutral axisyp
21.2mm

Slenderness ratios

Flange slendernessbf/2tf
5.92
Wall slendernessD/t
19.1

Equivalents in other standards