4x8 Dimensions

The wood beam dimensions for the 4x8 section can be seen in the table. The depth of the section is 203.2 mm. The width of the section is 101.6 mm.

101.6 mm 203.2 mm
Dimension Value
Depth 203.2 mm
Width 101.6 mm

4x8 Section Properties

The 4x8 section has an area of 20645mm2. The below table outlines the 4x8 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
20645 mm2 48776773 mm4 17759207 mm4 71036830 mm4 0 deg 524386 mm3 1048772 mm3

Materials and Design Standards 4x8

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.

4x6 Dimensions 4x10 Dimensions