When you need secure and durable anchoring for heavy-duty applications, the M20 zinc-plated carbon steel expansion bolt delivers exceptional strength and reliability. Its robust design and protective coating make it ideal for both indoor and outdoor use.
✅ Key Features of M20 Zinc Plated Heavy Duty Expansion Bolt:
- High-Strength Carbon Steel – Made from premium carbon steel, ensuring superior tensile strength and load-bearing capacity.
- Zinc Plated Coating – Provides excellent corrosion resistance, protecting against moisture, oxidation, and harsh environments.
- Secure Wedge Design – Expands tightly when installed, ensuring a firm grip in concrete, brick, and masonry.
- Heavy-Duty Performance – Engineered for industrial applications requiring high load support and structural stability.
🔧 Ideal Applications:
- Construction and Infrastructure – Perfect for securing steel frameworks, columns, and bridge supports.
- Industrial Equipment – Anchors machinery, storage systems, and heavy equipment securely.
- Outdoor Installations – Reliable for fencing, signage, and utility structures exposed to the elements.

📦 Custom Sizes & Fast Factory Delivery
Available in a range of sizes, including M20, with OEM/ODM customization options to match specific project needs. We offer quick production and global delivery directly from the factory to meet urgent orders.
Choose the M20 zinc-plated heavy-duty carbon steel expansion bolt for strong, corrosion-resistant, and long-lasting fastening solutions!