SFB beams are easier to produce
As SFB ('Slim Floor Beam') beams have an open structure, production is simpler than with closed beams such as the top-hat and cap variant. The SFB beams produced by Mouw Hoedliggers are particularly suitable for the installation of floor panels.

Fire-resistant treatment not always necessary
This type of beam is made by welding a wide strip of steel under a standard profile. The heads of the hollow-core slabs then connect to the plates of the profile. To create a bond in the floor, the hollow spaces on the sides of the profile are filled with concrete.
SFB beams do require a fire protection treatment, unless reinforcing bars are also placed in the hollow space; this already gives the structure better protection in the event of a fire.
The torsion of an SFB beam is less strong than that of cap or top-hat beams. In some cases, this can cause problems when installing hollow-core slabs. As SFB beams are not generally exposed to considerable tensile forces, the product is made in S235 steel as a standard, unless another grade is requested.
For SFB beams, profiles from the UK UC series or the European IPE, HE-A, HE-B and HE-M beams are used.
The main advantages of SFB beams are:
- Lightweight construction
- Simple, but sometimes unnecessary treatment
- Low construction height
- Environmentally conscious
The beams of Composite Steel Beams
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Sigma Beam
The Sigma Beam is the Composite steel beam of the future
Discover the advantages -
Top-hat beams
Ideal for prefabricated floor panels as more space is available in floor height
View our top-hat beams -
Castellated beams
For large spans with limited load
Read about our castellated beams -
Cap beams
For prefab floor elements at the edge of the structure
View our cap beams -
IFB Beams
Lighter and therefore more cost efficient
View the advantages -
SFB Beams
Install floor elements easier with this open beam
Read more about the SFB beams