Dimensions and section properties for 2L8X4X0.500X0.750LLBB

Structural sectional properties for a 2L8X4X0.500X0.750LLBB standard steel section

steel section diagram

US Customary Units

DescriptionSymbolValue
Shape Category / DesignationType2L
Section NameName2L8X4X0.500X0.750LLBB
Cross Sectional AreaA11.6 in2
Section Widthb8 in
Section Depthd4 in
Flange thicknesstf0.5 in
Web thicknesstw0.5 in
Radius of Gyration about X-Xrx2.58 in
Radius of Gyrations about Y-Yry1.63 in
Moment of Inertia about X-XIx77.2 in4
Moment of Intertia about Y-YIy30.8 in4
Elastic Section Modulus about X-XSx15 in3
Elastic Section Modulus about Y-YSy7.04 in3
Plastic Section Modulus about X-XZx26.2 in3
Plastic Section Modulus about Y-YZy14.3 in3
Self Weight of sectionWeight39.2 lb/ft

Metric Units

DescriptionSymbolValue
Shape Category / DesignationType2L
Section NameName2L8X4X0.500X0.750LLBB
Cross Sectional AreaA7484 mm2
Section Widthb203 mm
Section Depthd102 mm
Flange thicknesstf12.7 mm
Web thicknesstw12.7 mm
Radius of Gyration about X-Xrx66 mm
Radius of Gyrations about Y-Yry41 mm
Moment of Inertia about X-XIx32000000 mm4
Moment of Intertia about Y-YIy13000000 mm4
Elastic Section Modulus about X-XSx246000 mm3
Elastic Section Modulus about Y-YSy115000 mm3
Plastic Section Modulus about X-XZx429000 mm3
Plastic Section Modulus about Y-YZy234000 mm3
St. Venant Torsional ConstantJNaN mm4
Warping Torsion ConstantCwNaN mm6
Self Weight of sectionWeight58 kg/m

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

A 2L8X4X0.500X0.750LLBB steel section is a standard North American steel section in the 2L - Doubled Angles category. It weighs 39.2 lb/ft and has a cross sectional area of 11.6 in2. The height and width of the section are 4 in and 8 in respectively.

The section has a tensile yield capacity of:

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The section has a flexural plastic moment capacity of:

kip-ft

The section has a flexural elastic moment capacity of:

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