MC – miscellaneous channels

MC250x61.2

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 = 110d = 254tf = 14.6tf = 14.6tw = 20.2tw = 20.2
Cross-section, to scaledimensions in mm

Dimensions

Depthd
254mm
Flange widthbf
110mm
Web thicknesstw
20.2mm
Flange thicknesstf
14.6mm
Distance k (design)kdes
33.3mm
Distance k (detailing)kdet
33.3mm
Web clear depthT
187mm
Distance between flange centroidsho
240mm

Mass and area

Mass per lengthm
61.2kg/m
Cross-sectional areaA
7,810mm²

Strong axis x–x

Moment of inertiaIx
65.310⁶ mm⁴
Elastic section modulusSx
51610³ mm³
Plastic section modulusZx
64410³ mm³
Radius of gyrationrx
91.7mm

Weak axis y–y

Moment of inertiaIy
6.5310⁶ mm⁴
Elastic section modulusSy
79.510³ mm³
Plastic section modulusZy
15610³ mm³
Radius of gyrationry
29mm

Torsion and stability

Torsional constantJ
94110³ mm⁴
Warping constantCw
72.210⁹ mm⁶
Effective radius of gyrationrts
36.6mm
Polar radius (shear center)r̄o
108mm
Flexural constantH
0.79
Shear centereo
21.9mm

Centers

Centroidx̄
27.7mm
Plastic neutral axisxp
15.3mm

Slenderness ratios

Web slendernessh/tw
9.15
Wall slendernessb/t
7.51

Equivalents in other standards