Concrete screw

At Ahlsell, we are happy to help you find the right products for concrete fastening for your work.

Sormat - concrete fastening for all conditions

Our Sormat branded product category contains a wide range of secure fastenings and innovations no matter what building material you have to work with. Fastening products such as concrete screw, expander, grapple, impact anchor, wall plug, aerated concrete screw, and anchor pulp are all of the high quality and are easy to use and reliable in all conditions. Explore our wide range online or visit your nearest Ahlsell shop.

Products (43)
CONCR SCREW S-CSA+CS ML
Sormat
CONCR SCREW S-CSA+CS ML
Art. no.: 1535463
Multi Layer (outdoor use) concrete screw for cracked and uncracked concrete.

The concrete screw S-CSA can be mounted quickly and easily without the need for special tools. S-CSA handles large loads even when edge distances and mutual distances are small. It is removable and reusable, making it suitable for temporary fixings. No expansion forces, allowing for small distances both mutually and to the edge. The concrete screw is screwed down into the drill hole through the item. In this way, the screw cuts a thread in the concrete. This thread creates a mechanical lock along the entire anchoring depth.

Self-tapping concrete screw for through-hole installation.
Requires a small drill hole diameter. No prescribed tightening torque.
No expansion forces, capable of handling small edge and mutual distances.
Completely removable.
Seismic category C2 with hef,2.
ETA 20/0446
Fire resistance assessed according to ETA up to R120.

ML (Multi Layer) corrosion-resistant coating has undergone a salt-spray test for 2,016 hours according to ISO 9227 and meets the requirements for neutral salt spray testing with corrosion class "C3 very high" according to DIN EN ISO 12944-6:2018-06.
CONCR SCREW S-CSA+CS MLCONCR SCREW S-CSA+CS ML
Concrete screw multi-mont+
Multi-Monti
Concrete screw multi-mont+
Art. no.: 310802T
MMS-S / HMS-S- Hexagonal head. Delta Protect surface treatment, for outdoor use. Corrosion protection corresponding to 45 µm hot-dip galvanisation.

Multi-Monti is an innovative anchoring system for attachment in concrete and brick. Multi-Monti is a concrete screw that can be driven directly into a pre-drilled hole. The anchoring method is based on the fact that the serrated threads in the screw cut a groove in the concrete. The concrete screw’s special design means that after installation, it is free of expansion forces and can be loaded immediately. No recommended tightening step is needed for secure attachment. Multi-Monti can be used for attachment in concrete and other solid materials such as calcareous sandstone, solid brick, tile, and also in concrete cellular floors.

The values are recommended by the manufacturer. Transverse load values apply to a concrete screw without influence from the concrete edge.
Concrete screw multi-monti+
Multi-Monti
Concrete screw multi-monti+
Art. no.: 499774
MMS-F / HMS-F- Countersunk head, Torx. European type approved, ETA 06/0078 Option 1.

Multi-Monti is an innovative anchoring system for attachment in concrete and brick. Sormot Multi-Monti is a concrete screw which can be screwed directly into a pre-drilled hole. The anchoring method is based on the fact that the serrated threads in the screw cut a groove in the concrete. The concrete screw’s special design means that after installation, it is free of expansion forces (manages small edge and internal distances) and can be loaded immediately. Completely removable, the anchor can be used twice. No recommended tightening torque is required for secure attachment in concrete and other solid materials such as calcareous sandstone, solid brick, tiles, and also in concrete cellular floors.

I) Permitted load kN in concrete C20/25. * Not covered by the ETA values recommended by the manufacturer. Values within ( ) can be used as recommendation of the manufacturer. Cross load values apply to a concrete screws without concrete edge impact.
CONCR SCREW S-CSA+CS
Sormat
CONCR SCREW S-CSA+CS
Art. no.: 1535460
FZB for dry indoor environments and temporary outdoor use.
Concrete screw for cracked and uncracked concrete.
The concrete screw S-CSA can be mounted quickly and easily without the need for special tools. S-CSA handles large loads even when edge distances and mutual distances are small. It is removable and reusable, making it suitable for temporary fixings. No expansion forces, allowing for small distances both mutually and to the edge.
The concrete screw is screwed down into the drill hole through the item. In this way, the screw cuts a thread in the concrete. This thread creates a mechanical lock along the entire anchoring depth.
Self-tapping concrete screw for through-hole installation.
Requires a small drill hole diameter. No prescribed tightening torque.
No expansion forces, capable of handling small edge and mutual distances.
Completely removable.
Seismic category C2 with hef,2.
ETA 20/0446
Fire resistance assessed according to ETA up to R120.
FZB for dry indoor use.
CONCR SCREW S-CSA+CSCONCR SCREW S-CSA+CS
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