Dimensions and section properties for MC18X58

Structural sectional properties for a MC18X58 standard steel section

steel section diagram

US Customary Units

DescriptionSymbolValue
Shape Category / DesignationTypeMC
Section NameNameMC18X58
Cross Sectional AreaA17.1 in2
Section Widthb4.2 in
Section Depthd18 in
Flange thicknesstf0.625 in
Web thicknesstw0.7 in
Radius of Gyration about X-Xrx6.29 in
Radius of Gyrations about Y-Yry1.02 in
Moment of Inertia about X-XIx675 in4
Moment of Intertia about Y-YIy17.6 in4
Elastic Section Modulus about X-XSx75 in3
Elastic Section Modulus about Y-YSy5.28 in3
Plastic Section Modulus about X-XZx95.4 in3
Plastic Section Modulus about Y-YZy10.7 in3
St. Venant Torsional ConstantJ2.81 in4
Warping Torsion ConstantCw1070 in6
Self Weight of sectionWeight58 lb/ft

Metric Units

DescriptionSymbolValue
Shape Category / DesignationTypeMC
Section NameNameMC18X58
Cross Sectional AreaA11032 mm2
Section Widthb107 mm
Section Depthd457 mm
Flange thicknesstf15.9 mm
Web thicknesstw17.8 mm
Radius of Gyration about X-Xrx160 mm
Radius of Gyrations about Y-Yry26 mm
Moment of Inertia about X-XIx281000000 mm4
Moment of Intertia about Y-YIy7000000 mm4
Elastic Section Modulus about X-XSx1229000 mm3
Elastic Section Modulus about Y-YSy87000 mm3
Plastic Section Modulus about X-XZx1563000 mm3
Plastic Section Modulus about Y-YZy175000 mm3
St. Venant Torsional ConstantJ1170000 mm4
Warping Torsion ConstantCw287000000000 mm6
Self Weight of sectionWeight86 kg/m

Note: Metric units have been converted from tabulated imperial values and rounded to a reasonable number of significant figures.

A MC18X58 steel section is a standard North American steel section in the MC - Misc Channels category. It weighs 58 lb/ft and has a cross sectional area of 17.1 in2. The height and width of the section are 18 in and 4.2 in respectively.

The section has a tensile yield capacity of:

kip

The section has a flexural plastic moment capacity of:

kip-ft

The section has a flexural elastic moment capacity of:

kip-ft