WT – tees

WT345x144.5

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 = 356d = 358tf = 34tf = 34tw = 19.1tw = 19.1
Cross-section, to scaledimensions in mm

Dimensions

Depthd
358mm
Flange widthbf
356mm
Web thicknesstw
19.1mm
Flange thicknesstf
34mm
Distance k (design)kdes
54.1mm
Distance k (detailing)kdet
65.1mm

Mass and area

Mass per lengthm
145kg/m
Cross-sectional areaA
18,500mm²

Strong axis x–x

Moment of inertiaIx
18510⁶ mm⁴
Elastic section modulusSx
66010³ mm³
Plastic section modulusZx
1,18010³ mm³
Radius of gyrationrx
100mm

Weak axis y–y

Moment of inertiaIy
12910⁶ mm⁴
Elastic section modulusSy
72310³ mm³
Plastic section modulusZy
1,11010³ mm³
Radius of gyrationry
83.6mm

Torsion and stability

Torsional constantJ
5,62010³ mm⁴
Warping constantCw
2010⁹ mm⁶
Polar radius (shear center)r̄o
143mm
Flexural constantH
0.827

Centers

Centroidȳ
76.7mm
Plastic neutral axisyp
25.9mm

Slenderness ratios

Flange slendernessbf/2tf
5.24
Wall slendernessD/t
18.8

Equivalents in other standards