WT – tees

WT305x207.5

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 = 338d = 340tf = 53.1tf = 53.1tw = 29.5tw = 29.5
Cross-section, to scaledimensions in mm

Dimensions

Depthd
340mm
Flange widthbf
338mm
Web thicknesstw
29.5mm
Flange thicknesstf
53.1mm
Distance k (design)kdes
65.8mm
Distance k (detailing)kdet
85.7mm

Mass and area

Mass per lengthm
208kg/m
Cross-sectional areaA
26,500mm²

Strong axis x–x

Moment of inertiaIx
22710⁶ mm⁴
Elastic section modulusSx
87810³ mm³
Plastic section modulusZx
1,62010³ mm³
Radius of gyrationrx
92.7mm

Weak axis y–y

Moment of inertiaIy
17110⁶ mm⁴
Elastic section modulusSy
1,01010³ mm³
Plastic section modulusZy
1,58010³ mm³
Radius of gyrationry
80.5mm

Torsion and stability

Torsional constantJ
18,80010³ mm⁴
Warping constantCw
61.810⁹ mm⁶
Polar radius (shear center)r̄o
134mm
Flexural constantH
0.837

Centers

Centroidȳ
80.8mm
Plastic neutral axisyp
39.1mm

Slenderness ratios

Flange slendernessbf/2tf
3.18
Wall slendernessD/t
11.6

Equivalents in other standards