WT – tees

WT380x291

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 = 396d = 422tf = 62tf = 62tw = 34.5tw = 34.5
Cross-section, to scaledimensions in mm

Dimensions

Depthd
422mm
Flange widthbf
396mm
Web thicknesstw
34.5mm
Flange thicknesstf
62mm
Distance k (design)kdes
82mm
Distance k (detailing)kdet
95.3mm

Mass and area

Mass per lengthm
291kg/m
Cross-sectional areaA
37,200mm²

Strong axis x–x

Moment of inertiaIx
50810⁶ mm⁴
Elastic section modulusSx
1,59010³ mm³
Plastic section modulusZx
2,90010³ mm³
Radius of gyrationrx
117mm

Weak axis y–y

Moment of inertiaIy
32210⁶ mm⁴
Elastic section modulusSy
1,63010³ mm³
Plastic section modulusZy
2,54010³ mm³
Radius of gyrationry
93.2mm

Torsion and stability

Torsional constantJ
35,90010³ mm⁴
Warping constantCw
17110⁹ mm⁶
Polar radius (shear center)r̄o
165mm
Flexural constantH
0.817

Centers

Centroidȳ
102mm
Plastic neutral axisyp
47mm

Slenderness ratios

Flange slendernessbf/2tf
3.19
Wall slendernessD/t
12.2

Equivalents in other standards