Dimensions and section properties for W12X22

Structural sectional properties for a W12X22 standard steel section

steel section diagram

US Customary Units

DescriptionSymbolValue
Shape Category / DesignationTypeW
Section NameNameW12X22
Cross Sectional AreaA6.48 in2
Section Widthb4.03 in
Section Depthd12.3 in
Flange thicknesstf0.425 in
Web thicknesstw0.26 in
Radius of Gyration about X-Xrx4.91 in
Radius of Gyrations about Y-Yry0.848 in
Moment of Inertia about X-XIx156 in4
Moment of Intertia about Y-YIy4.66 in4
Elastic Section Modulus about X-XSx25.4 in3
Elastic Section Modulus about Y-YSy2.31 in3
Plastic Section Modulus about X-XZx29.3 in3
Plastic Section Modulus about Y-YZy3.66 in3
St. Venant Torsional ConstantJ0.293 in4
Warping Torsion ConstantCw164 in6
Self Weight of sectionWeight22 lb/ft

Metric Units

DescriptionSymbolValue
Shape Category / DesignationTypeW
Section NameNameW12X22
Cross Sectional AreaA4181 mm2
Section Widthb102 mm
Section Depthd312 mm
Flange thicknesstf10.8 mm
Web thicknesstw6.6 mm
Radius of Gyration about X-Xrx125 mm
Radius of Gyrations about Y-Yry22 mm
Moment of Inertia about X-XIx65000000 mm4
Moment of Intertia about Y-YIy2000000 mm4
Elastic Section Modulus about X-XSx416000 mm3
Elastic Section Modulus about Y-YSy38000 mm3
Plastic Section Modulus about X-XZx480000 mm3
Plastic Section Modulus about Y-YZy60000 mm3
St. Venant Torsional ConstantJ122000 mm4
Warping Torsion ConstantCw44000000000 mm6
Self Weight of sectionWeight33 kg/m

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

A W12X22 steel section is a standard North American steel section in the W - Wide Flange category. It weighs 22 lb/ft and has a cross sectional area of 6.48 in2. The height and width of the section are 12.3 in and 4.03 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