Dromet PSRe M6x80 mm galvanised ring expansion anchor
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Description
Dromet PSRe M6x80 mm galvanised ring expansion anchor

The PSRe M6×80 ring anchor by Dromet is a reliable expansion fastener designed for the permanent fixing of profiles, metal structures, grates, railings, machinery and other building equipment elements in concrete substrates. Thanks to its ring-type design with nut and washer, it ensures secure and repeatable fastening — particularly important when installing photovoltaic structures, where the stability of the anchoring determines the safety of the entire installation.
The anchor has European Technical Approval ETA 05/0242, CE certification and national approval AT-15-7574/2008, confirming its compliance with standards and enabling its use in projects requiring documented load-bearing parameters.
Approved installation substrates
- Non-cracked concrete min. B20 (C16/20)
- Natural stone with a dense structure
- Solid brick
Technical parameters
- Thread: M6
- Total length (L): 80 mm
- Drilling diameter (fi): 6 mm
- Anchoring depth (F): 55 mm
- Protrusion / thickness of fastened element (E): 22 mm
- Hole depth (D): 100 mm
- Design type: ring
- Material: structural steel
- Corrosion protection: electro-galvanised
- Weight: 0.016 kg
- EAN: 5907518616813

Installation diagram and dimensional markings
The cross-sectional drawing shows the anchor set into a concrete substrate with key installation dimensions: M – thread diameter, E – thickness of the fastened element (protrusion), F – anchoring depth, L – total anchor length, D – required hole depth, H – hole diameter in the substrate.
Installation recommendations
- Drill the installation hole perpendicular to the substrate surface
- After drilling, the hole should be cleaned of dust and debris
- Insert the anchor using light hammer blows
- Tighten the nut using a torque wrench
- After the anchor has expanded, the washer under the nut must be firmly pressed against the fastened element
- The parameters specified in Technical Approval AT-15-7574/2008 must not be exceeded