WT – tees

WT380x265.5

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 = 394d = 417tf = 56.9tf = 56.9tw = 31.5tw = 31.5
Cross-section, to scaledimensions in mm

Dimensions

Depthd
417mm
Flange widthbf
394mm
Web thicknesstw
31.5mm
Flange thicknesstf
56.9mm
Distance k (design)kdes
77mm
Distance k (detailing)kdet
88.9mm

Mass and area

Mass per lengthm
266kg/m
Cross-sectional areaA
33,900mm²

Strong axis x–x

Moment of inertiaIx
45410⁶ mm⁴
Elastic section modulusSx
1,43010³ mm³
Plastic section modulusZx
2,61010³ mm³
Radius of gyrationrx
116mm

Weak axis y–y

Moment of inertiaIy
28810⁶ mm⁴
Elastic section modulusSy
1,47010³ mm³
Plastic section modulusZy
2,29010³ mm³
Radius of gyrationry
92.5mm

Torsion and stability

Torsional constantJ
27,70010³ mm⁴
Warping constantCw
12810⁹ mm⁶
Polar radius (shear center)r̄o
164mm
Flexural constantH
0.818

Centers

Centroidȳ
98.3mm
Plastic neutral axisyp
43.2mm

Slenderness ratios

Flange slendernessbf/2tf
3.45
Wall slendernessD/t
13.2

Equivalents in other standards