WT – tees

WT305x56.5

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 = 228d = 305tf = 17.3tf = 17.3tw = 11.2tw = 11.2
Cross-section, to scaledimensions in mm

Dimensions

Depthd
305mm
Flange widthbf
228mm
Web thicknesstw
11.2mm
Flange thicknesstf
17.3mm
Distance k (design)kdes
30mm
Distance k (detailing)kdet
49.2mm

Mass and area

Mass per lengthm
56.5kg/m
Cross-sectional areaA
7,230mm²

Strong axis x–x

Moment of inertiaIx
62.910⁶ mm⁴
Elastic section modulusSx
27710³ mm³
Plastic section modulusZx
49310³ mm³
Radius of gyrationrx
93.5mm

Weak axis y–y

Moment of inertiaIy
17.210⁶ mm⁴
Elastic section modulusSy
15010³ mm³
Plastic section modulusZy
23410³ mm³
Radius of gyrationry
48.8mm

Torsion and stability

Torsional constantJ
55810³ mm⁴
Warping constantCw
1.4210⁹ mm⁶
Polar radius (shear center)r̄o
125mm
Flexural constantH
0.709

Centers

Centroidȳ
76.2mm
Plastic neutral axisyp
15.8mm

Slenderness ratios

Flange slendernessbf/2tf
6.61
Wall slendernessD/t
27.3

Equivalents in other standards