WT – tees

WT125x40

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 = 254d = 128tf = 15.6tf = 15.6tw = 9.4tw = 9.4
Cross-section, to scaledimensions in mm

Dimensions

Depthd
128mm
Flange widthbf
254mm
Web thicknesstw
9.4mm
Flange thicknesstf
15.6mm
Distance k (design)kdes
28.4mm
Distance k (detailing)kdet
33.3mm

Mass and area

Mass per lengthm
40kg/m
Cross-sectional areaA
5,100mm²

Strong axis x–x

Moment of inertiaIx
4.6210⁶ mm⁴
Elastic section modulusSx
43.310³ mm³
Plastic section modulusZx
82.810³ mm³
Radius of gyrationrx
30.2mm

Weak axis y–y

Moment of inertiaIy
21.510⁶ mm⁴
Elastic section modulusSy
16910³ mm³
Plastic section modulusZy
25610³ mm³
Radius of gyrationry
65mm

Torsion and stability

Torsional constantJ
37810³ mm⁴
Warping constantCw
0.47810⁹ mm⁶
Polar radius (shear center)r̄o
72.9mm
Flexural constantH
0.966

Centers

Centroidȳ
21.2mm
Plastic neutral axisyp
10mm

Slenderness ratios

Flange slendernessbf/2tf
8.15
Wall slendernessD/t
13.6

Equivalents in other standards