Dimensions and section properties for WT9X79

Structural sectional properties for a WT9X79 standard steel section

steel section diagram

US Customary Units

DescriptionSymbolValue
Shape Category / DesignationTypeWT
Section NameNameWT9X79
Cross Sectional AreaA23.2 in2
Section Widthb11.3 in
Section Depthd9.86 in
Flange thicknesstf1.44 in
Web thicknesstw0.81 in
Radius of Gyration about X-Xrx2.63 in
Radius of Gyrations about Y-Yry2.74 in
Moment of Inertia about X-XIx160 in4
Moment of Intertia about Y-YIy174 in4
Elastic Section Modulus about X-XSx20.8 in3
Elastic Section Modulus about Y-YSy30.7 in3
Plastic Section Modulus about X-XZx38.5 in3
Plastic Section Modulus about Y-YZy47.4 in3
St. Venant Torsional ConstantJ12.5 in4
Warping Torsion ConstantCw41.2 in6
Self Weight of sectionWeight79 lb/ft

Metric Units

DescriptionSymbolValue
Shape Category / DesignationTypeWT
Section NameNameWT9X79
Cross Sectional AreaA14968 mm2
Section Widthb287 mm
Section Depthd250 mm
Flange thicknesstf36.6 mm
Web thicknesstw20.6 mm
Radius of Gyration about X-Xrx67 mm
Radius of Gyrations about Y-Yry70 mm
Moment of Inertia about X-XIx67000000 mm4
Moment of Intertia about Y-YIy72000000 mm4
Elastic Section Modulus about X-XSx341000 mm3
Elastic Section Modulus about Y-YSy503000 mm3
Plastic Section Modulus about X-XZx631000 mm3
Plastic Section Modulus about Y-YZy777000 mm3
St. Venant Torsional ConstantJ5203000 mm4
Warping Torsion ConstantCw11000000000 mm6
Self Weight of sectionWeight118 kg/m

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

A WT9X79 steel section is a standard North American steel section in the WT - Tee Sections category. It weighs 79 lb/ft and has a cross sectional area of 23.2 in2. The height and width of the section are 9.86 in and 11.3 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