S – standard beams

S610x180

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 = 204d = 622tf = 27.7tf = 27.7tw = 20.3tw = 20.3
Cross-section, to scaledimensions in mm

Dimensions

Depthd
622mm
Flange widthbf
204mm
Web thicknesstw
20.3mm
Flange thicknesstf
27.7mm
Distance k (design)kdes
50.8mm
Distance k (detailing)kdet
50.8mm
Web clear depthT
521mm
Distance between flange centroidsho
594mm

Mass and area

Mass per lengthm
180kg/m
Cross-sectional areaA
22,900mm²

Strong axis x–x

Moment of inertiaIx
1,32010⁶ mm⁴
Elastic section modulusSx
4,23010³ mm³
Plastic section modulusZx
5,01010³ mm³
Radius of gyrationrx
240mm

Weak axis y–y

Moment of inertiaIy
34.510⁶ mm⁴
Elastic section modulusSy
33810³ mm³
Plastic section modulusZy
59510³ mm³
Radius of gyrationry
38.9mm

Torsion and stability

Torsional constantJ
5,33010³ mm⁴
Warping constantCw
3,06010⁹ mm⁶
Effective radius of gyrationrts
49.3mm

Slenderness ratios

Flange slendernessbf/2tf
3.69
Web slendernessh/tw
25.9

Equivalents in other standards