Dimensions and section properties for W12X170

Structural sectional properties for a W12X170 standard steel section

steel section diagram

US Customary Units

DescriptionSymbolValue
Shape Category / DesignationTypeW
Section NameNameW12X170
Cross Sectional AreaA50 in2
Section Widthb12.6 in
Section Depthd14 in
Flange thicknesstf1.56 in
Web thicknesstw0.96 in
Radius of Gyration about X-Xrx5.74 in
Radius of Gyrations about Y-Yry3.22 in
Moment of Inertia about X-XIx1650 in4
Moment of Intertia about Y-YIy517 in4
Elastic Section Modulus about X-XSx235 in3
Elastic Section Modulus about Y-YSy82.3 in3
Plastic Section Modulus about X-XZx275 in3
Plastic Section Modulus about Y-YZy126 in3
St. Venant Torsional ConstantJ35.6 in4
Warping Torsion ConstantCw20100 in6
Self Weight of sectionWeight170 lb/ft

Metric Units

DescriptionSymbolValue
Shape Category / DesignationTypeW
Section NameNameW12X170
Cross Sectional AreaA32258 mm2
Section Widthb320 mm
Section Depthd356 mm
Flange thicknesstf39.6 mm
Web thicknesstw24.4 mm
Radius of Gyration about X-Xrx146 mm
Radius of Gyrations about Y-Yry82 mm
Moment of Inertia about X-XIx687000000 mm4
Moment of Intertia about Y-YIy215000000 mm4
Elastic Section Modulus about X-XSx3851000 mm3
Elastic Section Modulus about Y-YSy1349000 mm3
Plastic Section Modulus about X-XZx4506000 mm3
Plastic Section Modulus about Y-YZy2065000 mm3
St. Venant Torsional ConstantJ14818000 mm4
Warping Torsion ConstantCw5398000000000 mm6
Self Weight of sectionWeight253 kg/m

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

A W12X170 steel section is a standard North American steel section in the W - Wide Flange category. It weighs 170 lb/ft and has a cross sectional area of 50 in2. The height and width of the section are 14 in and 12.6 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