Dimensions and section properties for WT4X12

Structural sectional properties for a WT4X12 standard steel section

steel section diagram

US Customary Units

DescriptionSymbolValue
Shape Category / DesignationTypeWT
Section NameNameWT4X12
Cross Sectional AreaA3.54 in2
Section Widthb6.5 in
Section Depthd3.97 in
Flange thicknesstf0.4 in
Web thicknesstw0.245 in
Radius of Gyration about X-Xrx0.999 in
Radius of Gyrations about Y-Yry1.61 in
Moment of Inertia about X-XIx3.53 in4
Moment of Intertia about Y-YIy9.14 in4
Elastic Section Modulus about X-XSx1.08 in3
Elastic Section Modulus about Y-YSy2.81 in3
Plastic Section Modulus about X-XZx1.98 in3
Plastic Section Modulus about Y-YZy4.28 in3
St. Venant Torsional ConstantJ0.173 in4
Warping Torsion ConstantCw0.144 in6
Self Weight of sectionWeight12 lb/ft

Metric Units

DescriptionSymbolValue
Shape Category / DesignationTypeWT
Section NameNameWT4X12
Cross Sectional AreaA2284 mm2
Section Widthb165 mm
Section Depthd101 mm
Flange thicknesstf10.2 mm
Web thicknesstw6.2 mm
Radius of Gyration about X-Xrx25 mm
Radius of Gyrations about Y-Yry41 mm
Moment of Inertia about X-XIx1000000 mm4
Moment of Intertia about Y-YIy4000000 mm4
Elastic Section Modulus about X-XSx18000 mm3
Elastic Section Modulus about Y-YSy46000 mm3
Plastic Section Modulus about X-XZx32000 mm3
Plastic Section Modulus about Y-YZy70000 mm3
St. Venant Torsional ConstantJ72000 mm4
Warping Torsion ConstantCw0 mm6
Self Weight of sectionWeight18 kg/m

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

A WT4X12 steel section is a standard North American steel section in the WT - Tee Sections category. It weighs 12 lb/ft and has a cross sectional area of 3.54 in2. The height and width of the section are 3.97 in and 6.5 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