Dimensions and section properties for 2L7X4X0.4375LLBB

Structural sectional properties for a 2L7X4X0.4375LLBB standard steel section

US Customary Units

Description	Symbol	Value
Shape Category / Designation	Type	2L
Section Name	Name	2L7X4X0.4375LLBB
Cross Sectional Area	A	9.26 in²
Section Width	b	7 in
Section Depth	d	4 in
Flange thickness	tf	0.438 in
Web thickness	tw	0.438 in
Radius of Gyration about X-X	rx	2.26 in
Radius of Gyrations about Y-Y	ry	1.43 in
Moment of Inertia about X-X	Ix	47.2 in⁴
Moment of Intertia about Y-Y	Iy	18.9 in⁴
Elastic Section Modulus about X-X	Sx	10.2 in³
Elastic Section Modulus about Y-Y	Sy	4.72 in³
Plastic Section Modulus about X-X	Zx	18.1 in³
Plastic Section Modulus about Y-Y	Zy	8.2 in³
Self Weight of section	Weight	31.4 lb/ft

Metric Units

Description	Symbol	Value
Shape Category / Designation	Type	2L
Section Name	Name	2L7X4X0.4375LLBB
Cross Sectional Area	A	5974 mm²
Section Width	b	178 mm
Section Depth	d	102 mm
Flange thickness	tf	11.1 mm
Web thickness	tw	11.1 mm
Radius of Gyration about X-X	rx	57 mm
Radius of Gyrations about Y-Y	ry	36 mm
Moment of Inertia about X-X	Ix	20000000 mm⁴
Moment of Intertia about Y-Y	Iy	8000000 mm⁴
Elastic Section Modulus about X-X	Sx	167000 mm³
Elastic Section Modulus about Y-Y	Sy	77000 mm³
Plastic Section Modulus about X-X	Zx	297000 mm³
Plastic Section Modulus about Y-Y	Zy	134000 mm³
St. Venant Torsional Constant	J	NaN mm⁴
Warping Torsion Constant	Cw	NaN mm⁶
Self Weight of section	Weight	47 kg/m

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

A 2L7X4X0.4375LLBB steel section is a standard North American steel section in the 2L - Doubled Angles category. It weighs 31.4 lb/ft and has a cross sectional area of 9.26 in². The height and width of the section are 4 in and 7 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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