Dimensions and section properties for W12X65

Structural sectional properties for a W12X65 standard steel section

steel section diagram

US Customary Units

DescriptionSymbolValue
Shape Category / DesignationTypeW
Section NameNameW12X65
Cross Sectional AreaA19.1 in2
Section Widthb12 in
Section Depthd12.1 in
Flange thicknesstf0.605 in
Web thicknesstw0.39 in
Radius of Gyration about X-Xrx5.28 in
Radius of Gyrations about Y-Yry3.02 in
Moment of Inertia about X-XIx533 in4
Moment of Intertia about Y-YIy174 in4
Elastic Section Modulus about X-XSx87.9 in3
Elastic Section Modulus about Y-YSy29.1 in3
Plastic Section Modulus about X-XZx96.8 in3
Plastic Section Modulus about Y-YZy44.1 in3
St. Venant Torsional ConstantJ2.18 in4
Warping Torsion ConstantCw5780 in6
Self Weight of sectionWeight65 lb/ft

Metric Units

DescriptionSymbolValue
Shape Category / DesignationTypeW
Section NameNameW12X65
Cross Sectional AreaA12323 mm2
Section Widthb305 mm
Section Depthd307 mm
Flange thicknesstf15.4 mm
Web thicknesstw9.9 mm
Radius of Gyration about X-Xrx134 mm
Radius of Gyrations about Y-Yry77 mm
Moment of Inertia about X-XIx222000000 mm4
Moment of Intertia about Y-YIy72000000 mm4
Elastic Section Modulus about X-XSx1440000 mm3
Elastic Section Modulus about Y-YSy477000 mm3
Plastic Section Modulus about X-XZx1586000 mm3
Plastic Section Modulus about Y-YZy723000 mm3
St. Venant Torsional ConstantJ907000 mm4
Warping Torsion ConstantCw1552000000000 mm6
Self Weight of sectionWeight97 kg/m

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

A W12X65 steel section is a standard North American steel section in the W - Wide Flange category. It weighs 65 lb/ft and has a cross sectional area of 19.1 in2. The height and width of the section are 12.1 in and 12 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