Dimensions and section properties for 2L4X3X0.625LLBB

Structural sectional properties for a 2L4X3X0.625LLBB standard steel section

US Customary Units

Description	Symbol	Value
Shape Category / Designation	Type	2L
Section Name	Name	2L4X3X0.625LLBB
Cross Sectional Area	A	7.98 in²
Section Width	b	4 in
Section Depth	d	3 in
Flange thickness	tf	0.625 in
Web thickness	tw	0.625 in
Radius of Gyration about X-X	rx	1.23 in
Radius of Gyrations about Y-Y	ry	1.21 in
Moment of Inertia about X-X	Ix	12 in⁴
Moment of Intertia about Y-Y	Iy	11.7 in⁴
Elastic Section Modulus about X-X	Sx	4.56 in³
Elastic Section Modulus about Y-Y	Sy	3.9 in³
Plastic Section Modulus about X-X	Zx	8.16 in³
Plastic Section Modulus about Y-Y	Zy	6.92 in³
Self Weight of section	Weight	27.2 lb/ft

Metric Units

Description	Symbol	Value
Shape Category / Designation	Type	2L
Section Name	Name	2L4X3X0.625LLBB
Cross Sectional Area	A	5148 mm²
Section Width	b	102 mm
Section Depth	d	76 mm
Flange thickness	tf	15.9 mm
Web thickness	tw	15.9 mm
Radius of Gyration about X-X	rx	31 mm
Radius of Gyrations about Y-Y	ry	31 mm
Moment of Inertia about X-X	Ix	5000000 mm⁴
Moment of Intertia about Y-Y	Iy	5000000 mm⁴
Elastic Section Modulus about X-X	Sx	75000 mm³
Elastic Section Modulus about Y-Y	Sy	64000 mm³
Plastic Section Modulus about X-X	Zx	134000 mm³
Plastic Section Modulus about Y-Y	Zy	113000 mm³
St. Venant Torsional Constant	J	NaN mm⁴
Warping Torsion Constant	Cw	NaN mm⁶
Self Weight of section	Weight	40 kg/m

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

A 2L4X3X0.625LLBB steel section is a standard North American steel section in the 2L - Doubled Angles category. It weighs 27.2 lb/ft and has a cross sectional area of 7.98 in². The height and width of the section are 3 in and 4 in respectively.

The section has a tensile yield capacity of:

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The section has a flexural plastic moment capacity of:

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The section has a flexural elastic moment capacity of:

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