Product Overview
Our heavy-duty expansion anchors create secure, permanent fastening points in concrete, masonry, and stone. Built for demanding jobs, they use mechanical force to lock in place, providing superior strength that professionals trust for both critical structural and general construction applications.
Key Specifications
| Specification |
Details |
| Materials |
Carbon Steel (plated), Stainless Steel |
| Sizes |
1/4" to 1"+ diameter (M6 to M24+) |
| Min. Embedment |
Varies by size (e.g., ~1.25" for 1/2" anchor) |
| Load Capacity |
From ~1,000 lbs to 50,000+ lbs (in concrete) |
| Installation Torque |
Defined per anchor size & material |
| Certifications |
Meets international building codes (ICC-ES, ETA) |
| Ideal For |
Solid & cracked concrete, brick, block |
|
Where It's Used
These anchors are essential for attaching objects to solid surfaces.
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Structural work: steel beams, railings, machinery bases.
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Building systems: pipe supports, ductwork, electrical enclosures.
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Exterior installations: facades, signage, light poles.
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Interior projects: heavy shelving, industrial racks, gym equipment.
Why Choose Our Anchors
They provide a reliable, high-strength connection at a competitive cost.
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Proven Strength: Engineered to hold securely under heavy loads and vibration.
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Wide Compatibility: Suitable for use in various common construction materials.
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Long-Term Durability: Corrosion-resistant options for indoor and outdoor use.
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Code Compliance: Manufactured to meet recognized safety and performance standards.
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Cost-Efficient: Delivers high load capacity for its price point.
How They Work & Key Features
The design ensures a strong, mechanical grip inside the material.


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Expanding Action: Tightening the bolt forces a wedge or sleeve to expand, locking the anchor firmly in the hole.
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Full Contact Grip: Expands evenly against the hole walls for strong, stable holding power.
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Simple Installation: Easy drill, insert, and tighten process with standard tools.
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Debris Protection: Many models have built-in features to keep threads clean during installation.
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Secure Fit: Provides a vibration-resistant connection that won't loosen over time.
FAQ
1. Are you trading company or manufacturer ?
We are manufacturer ,You can see the Alibaba certification.
2. How long is your delivery time?
Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.
3. Do you provide samples ? is it free or extra ?
Yes, we could offer the sample for free charge but need pay the cost of freight.
4. What is your terms of payment ?
Payment<=1000USD, 100% in advance. Payment>=1000USD, 50% T/T in advance ,balance before shippment.