Dimensions and section properties for W12X136

Structural sectional properties for a W12X136 standard steel section

steel section diagram

US Customary Units

DescriptionSymbolValue
Shape Category / DesignationTypeW
Section NameNameW12X136
Cross Sectional AreaA39.9 in2
Section Widthb12.4 in
Section Depthd13.4 in
Flange thicknesstf1.25 in
Web thicknesstw0.79 in
Radius of Gyration about X-Xrx5.58 in
Radius of Gyrations about Y-Yry3.16 in
Moment of Inertia about X-XIx1240 in4
Moment of Intertia about Y-YIy398 in4
Elastic Section Modulus about X-XSx186 in3
Elastic Section Modulus about Y-YSy64.2 in3
Plastic Section Modulus about X-XZx214 in3
Plastic Section Modulus about Y-YZy98 in3
St. Venant Torsional ConstantJ18.5 in4
Warping Torsion ConstantCw14700 in6
Self Weight of sectionWeight136 lb/ft

Metric Units

DescriptionSymbolValue
Shape Category / DesignationTypeW
Section NameNameW12X136
Cross Sectional AreaA25742 mm2
Section Widthb315 mm
Section Depthd340 mm
Flange thicknesstf31.8 mm
Web thicknesstw20.1 mm
Radius of Gyration about X-Xrx142 mm
Radius of Gyrations about Y-Yry80 mm
Moment of Inertia about X-XIx516000000 mm4
Moment of Intertia about Y-YIy166000000 mm4
Elastic Section Modulus about X-XSx3048000 mm3
Elastic Section Modulus about Y-YSy1052000 mm3
Plastic Section Modulus about X-XZx3507000 mm3
Plastic Section Modulus about Y-YZy1606000 mm3
St. Venant Torsional ConstantJ7700000 mm4
Warping Torsion ConstantCw3947000000000 mm6
Self Weight of sectionWeight202 kg/m

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

A W12X136 steel section is a standard North American steel section in the W - Wide Flange category. It weighs 136 lb/ft and has a cross sectional area of 39.9 in2. The height and width of the section are 13.4 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