HUS4-HR screw anchor
Anchor size: 6-14mm
Anchor length: 35-135mm
Material composition: Stainless steel, A4
Head configuration: Hex head
Base materials: Concrete (aerated), Concrete (cracked), Concrete (uncracked)
PROFIS software: Yes
1. HUS4-HR screw anchor Product Overview – HUS4-HR screw anchor
HUS4-HR screw anchor is Hilti’s stainless, removable hex-head fastener for outdoor concrete.
(1) A4 stainless steel defies corrosion for decades
(2) Hex head with built-in washer speeds torque
(3) Removable & reusable for flexible layouts
(4) Drill less, clean nothing, torque nothing
2. HUS4-HR screw anchor Technical Parameters
Parameter | Specification | Notes |
Anchor size | 6 / 8 / 10 / 12 / 14 mm | M6–M14 thread |
Length range | 35–135 mm | Overall length |
Head | Hex 13–22 mm AF | Integrated washer |
Material | A4 stainless | EN 1.4401 / 316 |
Base concrete | C12/15–C50/60 | Aerated, cracked, uncracked |
3. HUS4-HR screw anchor Performance Data
Size | Embedment | Tension Nrec* | Shear Vrec* |
6 | 35 mm | 0.9 kN | 1.4 kN |
8 | 45 mm | 1.0 kN | 2.0 kN |
10 | 60 mm | 1.1 kN | 2.3 kN |
*Solid clay brick Mz 12, fbal ≥ 12 N/mm²
Three embedment depths maximise design freedom
30 % smaller edge distance than standard anchors
Fire-rated up to R60 in cracked concrete
Reusability keeps 90 % load after five removals
4. HUS4-HR screw anchor Installation Guide
Step | Action | Tools/Requirements |
1 | Mark hole | Marker |
2 | Drill to depth | Rotary hammer |
3 | Blow dust | Hand blower |
4 | Hand-screw anchor | No torque |
5 | Tighten hex | Socket wrench |
6 | Ready to load | Immediate use |
5. HUS4-HR screw anchor Application Scenarios
Application | Recommended Spec | Conditions |
Fence posts | HUS4-HR 8 × 60 mm | Cracked C25/30, outdoor |
Secondary steel | 10 × 80 mm | Aerated concrete, seismic C1 |
Handrail bases | 12 × 100 mm | R60 fire, edge 75 mm |
Racking legs | 14 × 135 mm | Uncracked slab, salt air |
6. HUS4-HR screw anchor Certifications & Compliance
ETA-21/0740 – cracked & uncracked concrete C12/15–C50/60
ETA seismic C1 per EN 1992-4
Fire classification R60 (ISO 834 curve)
CE-marking – EN 1992-4:2018 & EN 14592
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