Dimensions and section properties for S24X121

Structural sectional properties for a S24X121 standard steel section

steel section diagram

US Customary Units

DescriptionSymbolValue
Shape Category / DesignationTypeS
Section NameNameS24X121
Cross Sectional AreaA35.5 in2
Section Widthb8.05 in
Section Depthd24.5 in
Flange thicknesstf1.09 in
Web thicknesstw0.8 in
Radius of Gyration about X-Xrx9.43 in
Radius of Gyrations about Y-Yry1.53 in
Moment of Inertia about X-XIx3160 in4
Moment of Intertia about Y-YIy83 in4
Elastic Section Modulus about X-XSx258 in3
Elastic Section Modulus about Y-YSy20.6 in3
Plastic Section Modulus about X-XZx306 in3
Plastic Section Modulus about Y-YZy36.3 in3
St. Venant Torsional ConstantJ12.8 in4
Warping Torsion ConstantCw11400 in6
Self Weight of sectionWeight121 lb/ft

Metric Units

DescriptionSymbolValue
Shape Category / DesignationTypeS
Section NameNameS24X121
Cross Sectional AreaA22903 mm2
Section Widthb204 mm
Section Depthd622 mm
Flange thicknesstf27.7 mm
Web thicknesstw20.3 mm
Radius of Gyration about X-Xrx240 mm
Radius of Gyrations about Y-Yry39 mm
Moment of Inertia about X-XIx1315000000 mm4
Moment of Intertia about Y-YIy35000000 mm4
Elastic Section Modulus about X-XSx4228000 mm3
Elastic Section Modulus about Y-YSy338000 mm3
Plastic Section Modulus about X-XZx5014000 mm3
Plastic Section Modulus about Y-YZy595000 mm3
St. Venant Torsional ConstantJ5328000 mm4
Warping Torsion ConstantCw3061000000000 mm6
Self Weight of sectionWeight180 kg/m

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

A S24X121 steel section is a standard North American steel section in the S - Standard Wide Flange category. It weighs 121 lb/ft and has a cross sectional area of 35.5 in2. The height and width of the section are 24.5 in and 8.05 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