MC shapes (miscellaneous channels)

MC12X45 MC310X67

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 = 4.01d = 12tf = 0.7tf = 0.7tw = 0.71tw = 0.71
Cross-section, to scaledimensions in inches

Dimensions

Depthd
12in
Flange widthbf
4.01in
Web thicknesstw
0.71in
Flange thicknesstf
0.7in
Distance k (design)kdes
1.31in
Distance k (detailing)kdet
1.313in
Web clear depthT
9.375in
Distance between flange centroidsho
11.3in

Mass and area

Mass per lengthm
45lb/ft
Cross-sectional areaA
13.2in²

Strong axis x–x

Moment of inertiaIx
251in⁴
Elastic section modulusSx
41.9in³
Plastic section modulusZx
52in³
Radius of gyrationrx
4.36in

Weak axis y–y

Moment of inertiaIy
15.8in⁴
Elastic section modulusSy
5.3in³
Plastic section modulusZy
10.1in³
Radius of gyrationry
1.09in

Torsion and stability

Torsional constantJ
2.33in⁴
Warping constantCw
373in⁶
Effective radius of gyrationrts
1.35in
Polar radius (shear center)r̄o
4.88in
Flexural constantH
0.851
Shear centereo
0.844in

Centers

Centroidx̄
1.04in
Plastic neutral axisxp
0.55in

Slenderness ratios

Web slendernessh/tw
13
Wall slendernessb/t
5.73

Equivalents in other standards