WT – tees

WT155x250

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 = 340d = 214tf = 75.2tf = 75.2tw = 45.2tw = 45.2
Cross-section, to scaledimensions in mm

Dimensions

Depthd
214mm
Flange widthbf
340mm
Web thicknesstw
45.2mm
Flange thicknesstf
75.2mm
Distance k (design)kdes
90.2mm
Distance k (detailing)kdet
98.4mm

Mass and area

Mass per lengthm
250kg/m
Cross-sectional areaA
31,900mm²

Strong axis x–x

Moment of inertiaIx
79.110⁶ mm⁴
Elastic section modulusSx
51110³ mm³
Plastic section modulusZx
1,12010³ mm³
Radius of gyrationrx
49.8mm

Weak axis y–y

Moment of inertiaIy
24710⁶ mm⁴
Elastic section modulusSy
1,45010³ mm³
Plastic section modulusZy
2,25010³ mm³
Radius of gyrationry
88.1mm

Torsion and stability

Torsional constantJ
49,90010³ mm⁴
Warping constantCw
12910⁹ mm⁶
Polar radius (shear center)r̄o
103mm
Flexural constantH
0.958

Centers

Centroidȳ
58.7mm
Plastic neutral axisyp
46.7mm

Slenderness ratios

Flange slendernessbf/2tf
2.26
Wall slendernessD/t
4.72

Equivalents in other standards