Dimensions and section properties for W18X130

Structural sectional properties for a W18X130 standard steel section

steel section diagram

US Customary Units

DescriptionSymbolValue
Shape Category / DesignationTypeW
Section NameNameW18X130
Cross Sectional AreaA38.3 in2
Section Widthb11.2 in
Section Depthd19.3 in
Flange thicknesstf1.2 in
Web thicknesstw0.67 in
Radius of Gyration about X-Xrx8.03 in
Radius of Gyrations about Y-Yry2.7 in
Moment of Inertia about X-XIx2460 in4
Moment of Intertia about Y-YIy278 in4
Elastic Section Modulus about X-XSx256 in3
Elastic Section Modulus about Y-YSy49.9 in3
Plastic Section Modulus about X-XZx290 in3
Plastic Section Modulus about Y-YZy76.7 in3
St. Venant Torsional ConstantJ14.5 in4
Warping Torsion ConstantCw22700 in6
Self Weight of sectionWeight130 lb/ft

Metric Units

DescriptionSymbolValue
Shape Category / DesignationTypeW
Section NameNameW18X130
Cross Sectional AreaA24710 mm2
Section Widthb284 mm
Section Depthd490 mm
Flange thicknesstf30.5 mm
Web thicknesstw17 mm
Radius of Gyration about X-Xrx204 mm
Radius of Gyrations about Y-Yry69 mm
Moment of Inertia about X-XIx1024000000 mm4
Moment of Intertia about Y-YIy116000000 mm4
Elastic Section Modulus about X-XSx4195000 mm3
Elastic Section Modulus about Y-YSy818000 mm3
Plastic Section Modulus about X-XZx4752000 mm3
Plastic Section Modulus about Y-YZy1257000 mm3
St. Venant Torsional ConstantJ6035000 mm4
Warping Torsion ConstantCw6096000000000 mm6
Self Weight of sectionWeight193 kg/m

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

A W18X130 steel section is a standard North American steel section in the W - Wide Flange category. It weighs 130 lb/ft and has a cross sectional area of 38.3 in2. The height and width of the section are 19.3 in and 11.2 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