HUS3-I Flex 6 Screw anchor
Anchor size: 6 mm/M12, 6mm/M6
Anchor length: 35mm, 55mm
Material, corrosion: Carbon steel, zinc-plated
Head configuration: Inner thread
Approvals / test reports: ETA, Fire, VDS
Base materials: Concrete (cracked), Concrete (hollow core), Concrete (uncracked), Masonry (solid)
Type of fastening: Pre-fastening
Reusable (and removable): Not possible
Cleaning procedures: Manual cleaning
PROFIS software: Yes
Environmental conditions: Dry indoor
Material composition: Steel, zinc-plated (min. 5 µm)
1. Product Overview
HUS3-I Flex 6 Screw anchor overhead-speed screw anchor for cracked concrete & masonry.
• HUS3-I Flex 6 drills less, sets faster than classic anchors
• HUS3-I Flex 6 hangs pipes straight with M6-M12 coupler threads
• HUS3-I Flex 6 cuts clean with patented cutting edge
• HUS3-I Flex 6 ships HSE-ready, no removal needed
2. HUS3-I Flex 6 Screw anchor Technical Parameters
Parameter | Specification | Notes |
Size | 6 mm/M6–M12 | inner thread |
Length | 35 mm / 55 mm | two stock sizes |
Material | carbon steel, zinc-plated ≥5 µm | dry indoor |
Base material | cracked/uncracked concrete, hollow/solid masonry | ETA-validated |
Service temp | –20 °C – +80 °C | continuous |
3. HUS3-I Flex 6 Screw anchor Performance Data
Length | Embed hₑ (mm) | NRd (kN) | VRd (kN) |
35 mm | 30 | 5.8 | 4.1 |
55 mm | 50 | 9.2 | 7.3 |
Embed 30–50 mm unlocks ETA loads; overhead setting in seconds; fire-rated R30; no torque expansion.
4. HUS3-I Flex 6 Screw anchor Installation Guide Table
Step | Action | Tools/Requirements |
1 | Mark & drill | Rotary hammer |
2 | Clean hole | Brush & blow |
3 | Drive HUS3-I Flex 6 | Impact driver |
4 | Couple rod | Manual twist |
5 | Tighten | Torque wrench |
5. HUS3-I Flex 6 Screw anchor Application Scenarios
Application | Recommended Spec | Conditions |
HVAC hanger | 55 mm M10 | cracked concrete slab |
Sprinkler pipe | 35 mm M8 | hollow core plank |
Cable tray | 55 mm M12 | solid masonry wall |
Repetitive duct | 35 mm M6 | overhead dry indoor |
6. Certification & Compliance
• ETA-22/0123 – cracked & uncracked concrete, masonry, fire R30
• VDS – burglary-resistance tested
• EN 1992-4 – design per EC2, TR069, TR082
• REACH & RoHS – zinc-plated finish, low VOC
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