Dimensions and section properties for W40X431

Structural sectional properties for a W40X431 standard steel section

steel section diagram

US Customary Units

DescriptionSymbolValue
Shape Category / DesignationTypeW
Section NameNameW40X431
Cross Sectional AreaA127 in2
Section Widthb16.2 in
Section Depthd41.3 in
Flange thicknesstf2.36 in
Web thicknesstw1.34 in
Radius of Gyration about X-Xrx16.6 in
Radius of Gyrations about Y-Yry3.65 in
Moment of Inertia about X-XIx34800 in4
Moment of Intertia about Y-YIy1690 in4
Elastic Section Modulus about X-XSx1690 in3
Elastic Section Modulus about Y-YSy208 in3
Plastic Section Modulus about X-XZx1960 in3
Plastic Section Modulus about Y-YZy328 in3
St. Venant Torsional ConstantJ177 in4
Warping Torsion ConstantCw638000 in6
Self Weight of sectionWeight431 lb/ft

Metric Units

DescriptionSymbolValue
Shape Category / DesignationTypeW
Section NameNameW40X431
Cross Sectional AreaA81935 mm2
Section Widthb411 mm
Section Depthd1049 mm
Flange thicknesstf59.9 mm
Web thicknesstw34 mm
Radius of Gyration about X-Xrx422 mm
Radius of Gyrations about Y-Yry93 mm
Moment of Inertia about X-XIx14485000000 mm4
Moment of Intertia about Y-YIy703000000 mm4
Elastic Section Modulus about X-XSx27694000 mm3
Elastic Section Modulus about Y-YSy3409000 mm3
Plastic Section Modulus about X-XZx32119000 mm3
Plastic Section Modulus about Y-YZy5375000 mm3
St. Venant Torsional ConstantJ73673000 mm4
Warping Torsion ConstantCw171326000000000 mm6
Self Weight of sectionWeight641 kg/m

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

A W40X431 steel section is a standard North American steel section in the W - Wide Flange category. It weighs 431 lb/ft and has a cross sectional area of 127 in2. The height and width of the section are 41.3 in and 16.2 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