MC shapes (miscellaneous channels)

MC4X13.8 MC100X20.5

Standard: AISC Shapes Database v16.0Source: AISC (aisc.org) — Shapes Database v16.0 (Excel file)
Values published by AISC, in US customary (original) and SI units.
xybf = 2.5d = 4tf = 0.5tf = 0.5tw = 0.5tw = 0.5
Cross-section, to scaledimensions in inches

Dimensions

Depthd
4in
Flange widthbf
2.5in
Web thicknesstw
0.5in
Flange thicknesstf
0.5in
Distance k (design)kdes
1in
Distance k (detailing)kdet
1in
Web clear depthT
2in
Distance between flange centroidsho
3.5in

Mass and area

Mass per lengthm
13.8lb/ft
Cross-sectional areaA
4.03in²

Strong axis x–x

Moment of inertiaIx
8.85in⁴
Elastic section modulusSx
4.43in³
Plastic section modulusZx
5.53in³
Radius of gyrationrx
1.48in

Weak axis y–y

Moment of inertiaIy
2.13in⁴
Elastic section modulusSy
1.29in³
Plastic section modulusZy
2.4in³
Radius of gyrationry
0.727in

Torsion and stability

Torsional constantJ
0.373in⁴
Warping constantCw
4.84in⁶
Effective radius of gyrationrts
0.851in
Polar radius (shear center)r̄o
2.23in
Flexural constantH
0.55
Shear centereo
0.643in

Centers

Centroidx̄
0.849in
Plastic neutral axisxp
0.508in

Slenderness ratios

Web slendernessh/tw
4.05
Wall slendernessb/t
5

Equivalents in other standards