Dimensions and section properties for ST12X53

Structural sectional properties for a ST12X53 standard steel section

steel section diagram

US Customary Units

DescriptionSymbolValue
Shape Category / DesignationTypeST
Section NameNameST12X53
Cross Sectional AreaA15.6 in2
Section Widthb7.87 in
Section Depthd12.3 in
Flange thicknesstf1.09 in
Web thicknesstw0.62 in
Radius of Gyration about X-Xrx3.72 in
Radius of Gyrations about Y-Yry1.57 in
Moment of Inertia about X-XIx216 in4
Moment of Intertia about Y-YIy38.4 in4
Elastic Section Modulus about X-XSx24.1 in3
Elastic Section Modulus about Y-YSy9.76 in3
Plastic Section Modulus about X-XZx43.3 in3
Plastic Section Modulus about Y-YZy16.7 in3
St. Venant Torsional ConstantJ5.05 in4
Warping Torsion ConstantCw15 in6
Self Weight of sectionWeight53 lb/ft

Metric Units

DescriptionSymbolValue
Shape Category / DesignationTypeST
Section NameNameST12X53
Cross Sectional AreaA10064 mm2
Section Widthb200 mm
Section Depthd312 mm
Flange thicknesstf27.7 mm
Web thicknesstw15.7 mm
Radius of Gyration about X-Xrx94 mm
Radius of Gyrations about Y-Yry40 mm
Moment of Inertia about X-XIx90000000 mm4
Moment of Intertia about Y-YIy16000000 mm4
Elastic Section Modulus about X-XSx395000 mm3
Elastic Section Modulus about Y-YSy160000 mm3
Plastic Section Modulus about X-XZx710000 mm3
Plastic Section Modulus about Y-YZy274000 mm3
St. Venant Torsional ConstantJ2102000 mm4
Warping Torsion ConstantCw4000000000 mm6
Self Weight of sectionWeight79 kg/m

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

A ST12X53 steel section is a standard North American steel section in the ST - Standard Tee Sections category. It weighs 53 lb/ft and has a cross sectional area of 15.6 in2. The height and width of the section are 12.3 in and 7.87 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