HUS4-A screw anchor
Anchor size: 10mm/M12 14mm/M16
Anchor length: 140-205mm
Material composition: Steel, zinc-plated (min. 5 µm)
Head configuration: Externally threaded
Base materials: Concrete (aerated), Concrete (cracked), Concrete (hollow core),
PROFIS software: Yes
Features: Removable, adjustable (nominal embedment ≥ 60 mm) and reusable – ideal for temporary fastenings
1. Product Overview – HUS4-A screw anchor
HUS4-A screw anchor delivers instant, removable fastening in concrete.
Removable, adjustable and reusable for temporary fixings
No cleaning, no torque wrench, no hammering needed
Smaller drill bit cuts time and cost on site
External metric thread accepts stand-off baseplates
2. HUS4-A screw anchor Technical Parameters
Parameter | Specification | Notes |
Anchor size | 10 mm / 14 mm | M12 / M16 thread |
Length range | 140–205 mm | Min–max overall length |
Outer thread Ø | 12.7 mm / 16.7 mm | Screw crest diameter |
Coating | Zinc-plated ≥ 5 µm | Steel base material |
Base materials | Aerated, cracked, hollow-core concrete | Also steel-fibre & low-strength |
3. HUS4-A screw anchor Performance Data
Size | Min embedment | Tension load | Shear load |
10 | 60mm | 7.5kN | 9.0kN |
14 | 70mm | 12.0kN | 15.0kN |
*Values for C20/25 cracked concrete, edge ≥ 1.5 hef, spacing ≥ 3 hef
ETA seismic C1 & C2 verified for high-ductility zones
Fire resistance up to 120 min (R120)
Smaller edge and spacing distances than conventional anchors
Reusability retains 90 % capacity after five removal cycles
4. HUS4-A screw anchor Installation Guide
Step | Action | Tools/Requirements |
1 | Mark drill point | Hammer, marker |
2 | Drill to depth | Rotary hammer, correct bit |
3 | Blow dust once | Hand blower (optional) |
4 | Screw in by hand | No torque wrench |
5 | Tighten 1–2 turns | Open-end wrench |
6 | Ready for load | Immediate loading |
5. HUS4-A screw anchor Application Scenarios
Application | Recommended Spec | Conditions |
Temporary formwork | HUS4-A 10 × 140 mm | Uncracked concrete ≥ C20/25 |
Propping systems | HUS4-A 14 × 185 mm | Cracked concrete, seismic C2 |
Edge barrier rails | HUS4-A 10 × 165 mm | Outdoor, zinc-plated coating |
Steel deck fixings | HUS4-A 10 × 140 mm | Hollow-core slab, fire R60 |
6. HUS4-A screw anchor Certifications & Compliance
ETA-21/0740 – Cracked & non-cracked concrete
ETA seismic – C1 & C2 (tested per EN 1992-4)
Fire classification – R30–R120 (ISO 834 curve)
Adjustability approval – Five unscrew-rescrew cycles without loss
CE-marking – EN 1992-4:2018 & EN 14592
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