Hybox 355 CHS 42.4×3 is a circular hollow section reference for steel detailing, drafting, and preliminary section identification. This page brings together the profile dimensions, sectional area, unit weight, applicable standard reference, and a downloadable DWG resource.
Use the values in the technical reference below as the controlling local data for this section. For design work, confirm material requirements, connection details, fabrication conditions, and governing project specifications with the responsible engineer.
Hybox 355 CHS 42.4×3
Hybox 355 Circular Hollow Sections
refer to : EN 10219-2:2006-04
the European standard that specifies tolerances, dimensions, and sectional properties for cold-formed welded structural hollow sections made of non-alloy and fine grain steels. It complements EN 10219-1, which covers technical delivery conditions.
Diameter : 42.4 mm
Thickness : 3 mm
Sectional Area : 3.71 cm2
Unit Weight : 2.9 kg/m
Hybox 355 CHS 42.4×3 reference
CHS means circular hollow section. In the designation 42.4×3, the first value identifies the outside diameter and the second identifies the wall thickness, as shown in the source data. The listed sectional area and unit weight are useful for section comparison, drafting references, quantity takeoffs, and design calculations based on verified project requirements.
Key reference data
- Profile: Hybox 355 circular hollow section
- Diameter: 42.4 mm
- Thickness: 3 mm
- Sectional area: 3.71 cm2
- Unit weight: 2.9 kg/m
Standard and CAD context
The source identifies EN 10219-2:2006-04 as the reference for tolerances, dimensions, and sectional properties for cold-formed welded structural hollow sections made from non-alloy and fine grain steels. It complements EN 10219-1, which addresses technical delivery conditions.
The linked DWG file can support CAD coordination and detailing workflows. Check the drawing against the project specification and fabrication requirements before using it for production documentation. Related topics include CHS section properties, structural hollow sections, steel tolerances, and DWG steel shape references.
Frequently asked questions
What does CHS mean?
CHS means circular hollow section, a round structural steel hollow profile.
What do 42.4×3 and the listed units represent?
For this profile, 42.4 mm is the listed diameter and 3 mm is the listed wall thickness. The reference also provides sectional area in cm2 and unit weight in kg/m.
Which standard is referenced for this section?
The source references EN 10219-2:2006-04 for tolerances, dimensions, and sectional properties, and identifies EN 10219-1 as the complementary standard for technical delivery conditions.
Is a DWG file available?
Yes. The page includes a downloadable DWG reference for the Hybox 355 CHS 42.4×3 profile. Verify the file and project requirements before using it in fabrication or issued-for-construction drawings.
