Dimensions and section properties for 2L8X4X0.750LLBB

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

steel section diagram

US Customary Units

DescriptionSymbolValue
Shape Category / DesignationType2L
Section NameName2L8X4X0.750LLBB
Cross Sectional AreaA17 in2
Section Widthb8 in
Section Depthd4 in
Flange thicknesstf0.75 in
Web thicknesstw0.75 in
Radius of Gyration about X-Xrx2.55 in
Radius of Gyrations about Y-Yry1.42 in
Moment of Inertia about X-XIx110 in4
Moment of Intertia about Y-YIy34.3 in4
Elastic Section Modulus about X-XSx21.8 in3
Elastic Section Modulus about Y-YSy8.57 in3
Plastic Section Modulus about X-XZx37.8 in3
Plastic Section Modulus about Y-YZy16.1 in3
Self Weight of sectionWeight57.4 lb/ft

Metric Units

DescriptionSymbolValue
Shape Category / DesignationType2L
Section NameName2L8X4X0.750LLBB
Cross Sectional AreaA10968 mm2
Section Widthb203 mm
Section Depthd102 mm
Flange thicknesstf19.1 mm
Web thicknesstw19.1 mm
Radius of Gyration about X-Xrx65 mm
Radius of Gyrations about Y-Yry36 mm
Moment of Inertia about X-XIx46000000 mm4
Moment of Intertia about Y-YIy14000000 mm4
Elastic Section Modulus about X-XSx357000 mm3
Elastic Section Modulus about Y-YSy140000 mm3
Plastic Section Modulus about X-XZx619000 mm3
Plastic Section Modulus about Y-YZy264000 mm3
St. Venant Torsional ConstantJNaN mm4
Warping Torsion ConstantCwNaN mm6
Self Weight of sectionWeight85 kg/m

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

A 2L8X4X0.750LLBB steel section is a standard North American steel section in the 2L - Doubled Angles category. It weighs 57.4 lb/ft and has a cross sectional area of 17 in2. The height and width of the section are 4 in and 8 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