WT – tees

WT380x142

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 = 381d = 389tf = 30.2tf = 30.2tw = 18tw = 18
Cross-section, to scaledimensions in mm

Dimensions

Depthd
389mm
Flange widthbf
381mm
Web thicknesstw
18mm
Flange thicknesstf
30.2mm
Distance k (design)kdes
50mm
Distance k (detailing)kdet
63.5mm

Mass and area

Mass per lengthm
142kg/m
Cross-sectional areaA
18,100mm²

Strong axis x–x

Moment of inertiaIx
22910⁶ mm⁴
Elastic section modulusSx
74910³ mm³
Plastic section modulusZx
1,32010³ mm³
Radius of gyrationrx
112mm

Weak axis y–y

Moment of inertiaIy
14010⁶ mm⁴
Elastic section modulusSy
73310³ mm³
Plastic section modulusZy
1,13010³ mm³
Radius of gyrationry
87.9mm

Torsion and stability

Torsional constantJ
4,37010³ mm⁴
Warping constantCw
19.110⁹ mm⁶
Polar radius (shear center)r̄o
159mm
Flexural constantH
0.807

Centers

Centroidȳ
84.8mm
Plastic neutral axisyp
23.7mm

Slenderness ratios

Flange slendernessbf/2tf
6.35
Wall slendernessD/t
21.5

Equivalents in other standards