Dimensions and section properties for W21X93

Structural sectional properties for a W21X93 standard steel section

steel section diagram

US Customary Units

DescriptionSymbolValue
Shape Category / DesignationTypeW
Section NameNameW21X93
Cross Sectional AreaA27.3 in2
Section Widthb8.42 in
Section Depthd21.6 in
Flange thicknesstf0.93 in
Web thicknesstw0.58 in
Radius of Gyration about X-Xrx8.7 in
Radius of Gyrations about Y-Yry1.84 in
Moment of Inertia about X-XIx2070 in4
Moment of Intertia about Y-YIy92.9 in4
Elastic Section Modulus about X-XSx192 in3
Elastic Section Modulus about Y-YSy22.1 in3
Plastic Section Modulus about X-XZx221 in3
Plastic Section Modulus about Y-YZy34.7 in3
St. Venant Torsional ConstantJ6.03 in4
Warping Torsion ConstantCw9940 in6
Self Weight of sectionWeight93 lb/ft

Metric Units

DescriptionSymbolValue
Shape Category / DesignationTypeW
Section NameNameW21X93
Cross Sectional AreaA17613 mm2
Section Widthb214 mm
Section Depthd549 mm
Flange thicknesstf23.6 mm
Web thicknesstw14.7 mm
Radius of Gyration about X-Xrx221 mm
Radius of Gyrations about Y-Yry47 mm
Moment of Inertia about X-XIx862000000 mm4
Moment of Intertia about Y-YIy39000000 mm4
Elastic Section Modulus about X-XSx3146000 mm3
Elastic Section Modulus about Y-YSy362000 mm3
Plastic Section Modulus about X-XZx3622000 mm3
Plastic Section Modulus about Y-YZy569000 mm3
St. Venant Torsional ConstantJ2510000 mm4
Warping Torsion ConstantCw2669000000000 mm6
Self Weight of sectionWeight138 kg/m

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

A W21X93 steel section is a standard North American steel section in the W - Wide Flange category. It weighs 93 lb/ft and has a cross sectional area of 27.3 in2. The height and width of the section are 21.6 in and 8.42 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