Name: Fujian Monel 400 Double End Stud Material: Monel 400 Standard: ASME B18.2.1 Size: 5/16 to 4 inch Length: 30 to 1000 mm Class: 12.9 Feature: Resistant to hydrofluoric acidQS Fastener: Monel 400 Double End Stud
Name: Inconel 625 Double End Stud Material: Inconel 625 Standard: ASME B18.2.1 Size: 5/16 to 4 inch Length: 30 to 1000 mm Class: 12.9 Feature: High Yield Strength, Durable Strength and Corrosion ResistanceQS Fastener: Inconel 625 Double End Stud
Name: Xiamen Inconel 600 High Strength Fastener Material: Inconel 600 Standard: ASME Size: 5/16 to 4 inch Length: 30 to 1000 mm Class: 12.9 Feature: High Yield Strength, Durable Strength and Corrosion ResistanceQS Fastener: Inconel 600 High Strength Fastener
Name: Inconel 600 Stud Bolt Putian Material: Inconel 600 Standard: ASME B18.2.1 Size: 5/16 to 4 inch Length: 30 to 1000 mm Class: 12.9 Feature: High Yield Strength, Durable Strength and Corrosion ResistanceQS Fastener: Inconel 600 Stud Bolt
HSL4-SK Heavy-duty wedge anchor
Anchor size: M8-M12
Anchor length: 80MM-120MM
Head configuration: Countersunk
Approvals / test reports: ETA, Fire, ICC-ES report (concrete), LABC, Nuclear (NQA-1), Seismic
Base materials: Concrete (cracked), Concrete (uncracked)
PROFIS software: Yes
1.Product Overview – HSL4-SK Heavy-duty wedge anchor
HSL4-SK Heavy-duty wedge anchor hides brute strength beneath a flush countersunk head—perfect for safe, aesthetic nuclear-grade fastenings.
Countersunk head sits flush, zero trip hazard
Force-controlled expansion grips cracked concrete hard
M8–M12 compact body fits tight spaces
ETA seismic C2, fire, ICC-ES, LABC, NQA-1 approvals
2. HSL4-SK Heavy-duty wedge anchor Technical Parameters
Parameter | Specification | Notes |
Anchor size | M8 / M10 / M12 | Metric coarse thread |
Length range | 80–120 mm | Overall length |
Embedment hef | 60–90 mm | Size-dependent |
90° countersunk | 90° countersunk | Integrated washer |
Material | Carbon steel, zinc-plated ≥ 5 µm | C3 corrosion class |
3. HSL4-SK Heavy-duty wedge anchorPerformance Data
Size | Embedment | TTension NRk* | Shear Vrec* |
M8 | 60 mm | 8.0 kN | 20.1 kN |
M10 | 70 mm | 10.7 kN | 35.0 kN |
M12 | 90mm | 16.0 kN | 44.4 kN |
*Design values cracked concrete C20/25, no edge effect
50 % higher design shear than previous flush anchors
Fire-rated R60 maintains ≥ 60 % NRd
Compact 80 mm length fits shallow slabs
4. HSL4-SK Heavy-duty wedge anchorInstallation Guide
Step | Action | Tools/Requirements |
1 | Mark hole | Marker |
2 | Hammer drill | SDS-Plus bit |
3 | Clean hole | Brush & blow twice |
4 | Insert anchor | Hand push |
5 | Tighten flush | Torque wrench |
6 | Ready to load | Immediate |
5. HSL4-SK Heavy-duty wedge anchor Application Scenarios
Application | Recommended Spec | Conditions |
Nuclear control panel | M12 × 120 mm | Seismic C2, NQA-1 |
Hospital MRI rail | M10 × 100 mm | Fire R60, flush finish |
Airport walkway | M8 × 80 mm | Edge 60 mm, cracked slab |
Clean-room bracket | M10 × 95 mm | Aesthetic, no trip hazard |
6. HSL4-SK Heavy-duty wedge anchorCertifications & Compliance
ETA-21/0740 – cracked & uncracked concrete C20/25–C50/60
ETA seismic C2 per EN 1992-4, PGA 0.5 g
Fire – R60 (ISO 834 curve), retains ≥ 60 % NRd
ICC-ES ESR-3952 – US concrete code approval
LABC & Nuclear NQA-1 – quality assurance for safety-related structures
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