S – standard beams

S460x104

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 = 159d = 457tf = 17.6tf = 17.6tw = 18.1tw = 18.1
Cross-section, to scaledimensions in mm

Dimensions

Depthd
457mm
Flange widthbf
159mm
Web thicknesstw
18.1mm
Flange thicknesstf
17.6mm
Distance k (design)kdes
38.1mm
Distance k (detailing)kdet
38.1mm
Web clear depthT
381mm
Distance between flange centroidsho
439mm

Mass and area

Mass per lengthm
104kg/m
Cross-sectional areaA
13,200mm²

Strong axis x–x

Moment of inertiaIx
38410⁶ mm⁴
Elastic section modulusSx
1,69010³ mm³
Plastic section modulusZx
2,03010³ mm³
Radius of gyrationrx
170mm

Weak axis y–y

Moment of inertiaIy
9.9910⁶ mm⁴
Elastic section modulusSy
12610³ mm³
Plastic section modulusZy
23410³ mm³
Radius of gyrationry
27.4mm

Torsion and stability

Torsional constantJ
1,71010³ mm⁴
Warping constantCw
48310⁹ mm⁶
Effective radius of gyrationrts
36.1mm

Slenderness ratios

Flange slendernessbf/2tf
4.52
Web slendernessh/tw
21.5

Equivalents in other standards