Dimensions and section properties for W40X392

Structural sectional properties for a W40X392 standard steel section

steel section diagram

US Customary Units

DescriptionSymbolValue
Shape Category / DesignationTypeW
Section NameNameW40X392
Cross Sectional AreaA116 in2
Section Widthb12.4 in
Section Depthd41.6 in
Flange thicknesstf2.52 in
Web thicknesstw1.42 in
Radius of Gyration about X-Xrx16.1 in
Radius of Gyrations about Y-Yry2.64 in
Moment of Inertia about X-XIx29900 in4
Moment of Intertia about Y-YIy803 in4
Elastic Section Modulus about X-XSx1440 in3
Elastic Section Modulus about Y-YSy130 in3
Plastic Section Modulus about X-XZx1710 in3
Plastic Section Modulus about Y-YZy212 in3
St. Venant Torsional ConstantJ172 in4
Warping Torsion ConstantCw306000 in6
Self Weight of sectionWeight392 lb/ft

Metric Units

DescriptionSymbolValue
Shape Category / DesignationTypeW
Section NameNameW40X392
Cross Sectional AreaA74839 mm2
Section Widthb315 mm
Section Depthd1057 mm
Flange thicknesstf64 mm
Web thicknesstw36.1 mm
Radius of Gyration about X-Xrx409 mm
Radius of Gyrations about Y-Yry67 mm
Moment of Inertia about X-XIx12445000000 mm4
Moment of Intertia about Y-YIy334000000 mm4
Elastic Section Modulus about X-XSx23597000 mm3
Elastic Section Modulus about Y-YSy2130000 mm3
Plastic Section Modulus about X-XZx28022000 mm3
Plastic Section Modulus about Y-YZy3474000 mm3
St. Venant Torsional ConstantJ71592000 mm4
Warping Torsion ConstantCw82172000000000 mm6
Self Weight of sectionWeight583 kg/m

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

A W40X392 steel section is a standard North American steel section in the W - Wide Flange category. It weighs 392 lb/ft and has a cross sectional area of 116 in2. The height and width of the section are 41.6 in and 12.4 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