Dimensions and section properties for WT9X20

Structural sectional properties for a WT9X20 standard steel section

steel section diagram

US Customary Units

DescriptionSymbolValue
Shape Category / DesignationTypeWT
Section NameNameWT9X20
Cross Sectional AreaA5.88 in2
Section Widthb6.02 in
Section Depthd8.95 in
Flange thicknesstf0.525 in
Web thicknesstw0.315 in
Radius of Gyration about X-Xrx2.76 in
Radius of Gyrations about Y-Yry1.27 in
Moment of Inertia about X-XIx44.8 in4
Moment of Intertia about Y-YIy9.55 in4
Elastic Section Modulus about X-XSx6.73 in3
Elastic Section Modulus about Y-YSy3.17 in3
Plastic Section Modulus about X-XZx12 in3
Plastic Section Modulus about Y-YZy4.97 in3
St. Venant Torsional ConstantJ0.404 in4
Warping Torsion ConstantCw0.788 in6
Self Weight of sectionWeight20 lb/ft

Metric Units

DescriptionSymbolValue
Shape Category / DesignationTypeWT
Section NameNameWT9X20
Cross Sectional AreaA3794 mm2
Section Widthb153 mm
Section Depthd227 mm
Flange thicknesstf13.3 mm
Web thicknesstw8 mm
Radius of Gyration about X-Xrx70 mm
Radius of Gyrations about Y-Yry32 mm
Moment of Inertia about X-XIx19000000 mm4
Moment of Intertia about Y-YIy4000000 mm4
Elastic Section Modulus about X-XSx110000 mm3
Elastic Section Modulus about Y-YSy52000 mm3
Plastic Section Modulus about X-XZx197000 mm3
Plastic Section Modulus about Y-YZy81000 mm3
St. Venant Torsional ConstantJ168000 mm4
Warping Torsion ConstantCw0 mm6
Self Weight of sectionWeight30 kg/m

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

A WT9X20 steel section is a standard North American steel section in the WT - Tee Sections category. It weighs 20 lb/ft and has a cross sectional area of 5.88 in2. The height and width of the section are 8.95 in and 6.02 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