W399x401 Dimensions

The steel beam dimensions for the W399x401 section can be seen in the table. The depth of the section is 399 mm. The width of the section is 401 mm.

401 mm 399 mm 39.6 mm 24.9 mm
Dimension Value
Depth 399 mm
Top Width 401 mm
Top Thickness 39.6 mm
Bottom Width 401 mm
Bottom Thickness 39.6 mm
Web Thickness 24.9 mm
Fillet Radius 15 mm

W399x401 Section Properties

The W399x401 section has an area of 39920mm2. The below table outlines the W399x401 section properties including the torsion constant as well as moment of inertia and plastic modulus properties.

A J Iyp Izp Alpha Iw Plastic Mod Yp Plastic Mod Xp
39920 mm2 18500000 mm4 426000000 mm4 1100000000 mm4 0 deg 13699999858688 mm6 3236502 mm3 6374183 mm3

Materials and Design Standards W399x401

This section is typically designed using the design standard AISC 360-16 LRFD and is manufactured using a hot rolled process as it is a steel section.

W393x399 Dimensions W407x404 Dimensions