3x4 Dimensions

The wood beam dimensions for the 3x4 section can be seen in the table. The depth of the section is 88.9 mm. The width of the section is 63.5 mm.

63.5 mm 88.9 mm
Dimension Value
Depth 88.9 mm
Width 63.5 mm

3x4 Section Properties

The 3x4 section has an area of 5645mm2. The below table outlines the 3x4 section properties including the torsion constant as well as moment of inertia and plastic modulus properties.

A J Iyp Izp Alpha Plastic Mod Yp Plastic Mod Xp
5645 mm2 4247220 mm4 1896888 mm4 3717900 mm4 0 deg 89617 mm3 125463 mm3

Materials and Design Standards 3x4

This section is typically designed using the design standard CSA O86-14 and is manufactured using a sawn process as it is a wood section.

3x3 Dimensions 3x5 Dimensions