3-1/2 x 9 Dimensions

The wood beam dimensions for the 3-1/2 x 9 section can be seen in the table. The depth of the section is 9 in. The width of the section is 3.5 in.

3.5 in 9 in
Dimension Value
Depth 9 in
Width 3.5 in

3-1/2 x 9 Section Properties

The 3-1/2 x 9 section has an area of 31.5in2. The below table outlines the 3-1/2 x 9 section properties including the torsion constant as well as moment of inertia and plastic modulus properties.

A Izp Iyp rz ry
31.5 in2 212.6 in4 32.16 in4 2.6 in 1.01 in

Materials and Design Standards 3-1/2 x 9

This section is typically designed using the design standard NDS 2018 LRFD and is manufactured using a glue laminated process as it is a wood section.

3-1/2 x 7-1/2 Dimensions 3-1/2 x 9-1/2 Dimensions