Best Carbon Steel Expansion Bolts of 2025

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Carbon steel expansion bolts are a type of fastener used for securing heavy objects to concrete, brick, or other hard surfaces. These bolts consist of a threaded shaft with a cone-shaped expansion nut at one end and a washer and nut at the other end. When the nut is tightened, the cone-shaped nut expands and grips the surface, providing a secure and stable anchor point. Carbon steel expansion bolts are commonly used in construction, industrial, and automotive applications due to their strength and durability. They come in various sizes and lengths to accommodate different needs.
At a Glance: Our Top Picks
Top 10 Carbon Steel Expansion Bolts
Weather-Resistant Expansion Bolts for Concrete
JOYVOX Expansion Bolts are designed to endure various weather conditions, making them perfect for both indoor and outdoor projects. Their versatility allows you to securely hang heavy items like shelves or wall-mounted televisions. You can rely on these bolts for a stable fastening, thanks to their expansion mechanism that grips materials firmly. Made from durable carbon steel, they ensure a long-lasting solution for securing objects to concrete, brick, and stone surfaces, giving you peace of mind in your installations.
Be In Your Mind Heavy Duty Expansion Bolts
The Be In Your Mind Expansion Bolts are essential for secure installations. Measuring 10 x 55 mm, these heavy-duty anchors are made from durable carbon steel with a galvanised surface, ensuring they are waterproof, wear-resistant, and corrosion-resistant. This means you can rely on them to never rust, providing long-lasting support for your projects. The easy installation process allows you to simply drill holes, insert the screws, and tighten the nuts quickly, making your home improvement tasks more efficient. They are perfect for attaching fixtures to concrete, stone, and brickwork.
M8x60mm Heavy-Duty Expansion Bolts
The QUIIEOSKIA Expansion Bolts are crafted from high-quality carbon steel, ensuring exceptional durability and resistance to rust and corrosion. Their easy installation process allows you to simply drill a hole, insert the screw, and tighten the nut, making them user-friendly for a variety of projects. Once installed, the strong and firm fixing design guarantees a stable anchor point, securing your fastened objects effectively. With their heavy-duty structure, these bolts are suitable for various wall materials, making them ideal for builders and DIY enthusiasts alike.
12 Pcs Versatile M8 Expansion Bolts
The Amusingtao M8 Expansion Bolts are perfect for a variety of projects, whether you're hanging shelves or mounting a television. When installed correctly, these bolts provide a secure fastening that keeps your items firmly in place. Made from durable materials, they are built to withstand heavy loads and can be used on concrete, brick, and stone. Plus, their weather-resistant design ensures they perform well indoors and outdoors, giving you peace of mind for all your installation needs.
12Pcs M8*60 Heavy Duty Expansion Bolts
The FralnFit Expansion Bolts come in a pack of 12, measuring 2.36 x 0.31 inches, making them perfect for a variety of fixing tasks. Made from strong carbon steel, these bolts boast high hardness and wear resistance, ensuring durability in both indoor and outdoor settings. Each bolt features an anti-slip design with a hexagon nut and washer, providing a secure fit that prevents slippage during use. They are also easy to use; simply drill a hole, insert the bolt, and tighten the nut, making them ideal for builders and DIY enthusiasts alike.
10pcs M10 Carbon Steel Expansion Bolts
The PartyKindom Expansion Bolts are designed for fixing heavy household items like water heaters and air conditioners. Made from durable carbon steel, these drop-in anchors are easy to install; simply drill a hole, insert the bolt, and secure it with a hammer. They are also versatile for use in various industries, including construction and medical machinery. With their knurled design, these concrete anchors provide a reliable hold for securing items and ensuring safety in your home or work environment.
YKUKIZEE 30 Pcs Heavy Duty Anchor Bolts
The YKUKIZEE Anchor Bolts come in a pack of 30, each measuring M10 x 80 mm, making them compatible with drill bits up to 12 mm. These heavy-duty concrete anchor screws offer strong bearing capacity, perfect for securely fixing stone, concrete, and brickwork. Crafted from durable carbon steel, they are resistant to rust and wear, ensuring longevity. Installation is a breeze; simply drill a hole, insert the bolts, and tighten the hexagon nut with the included wrench for reliable support.
YoiYee M8 Carbon Steel Expansion Bolts
The YoiYee Expansion Bolts are crafted from high-quality carbon steel, ensuring exceptional strength and durability for your projects. The zinc plated finish provides excellent corrosion resistance, making them suitable for both indoor and outdoor use. With a thread size of M8, these bolts offer a reliable fit for various applications. Measuring 60mm in length, they are ideal for securing fixtures with ease. You’ll find them simple to install using a hammer drill, saving you time and effort.
25 PCS M6*60mm Galvanised Expansion Bolts
The DDHOMIN Expansion Bolts are crafted from galvanised carbon steel, ensuring they are wear-resistant and corrosion-resistant. This durability means you can rely on them for long-lasting performance. With 25 bolts included, you have plenty for various projects. Their strong bearing capacity makes them perfect for securing heavy items to concrete, stones, or bricks. Installation is straightforward; simply drill the appropriate hole size, insert the bolt, and tighten with a wrench, making it easy for you to achieve a secure fit.
Leliafleury M8*60 Eye Shield Bolts Set
The Leliafleury Eye Shield Bolts are made from high-quality carbon steel, ensuring durability and wear resistance. This means you can rely on their strength for various applications without the worry of breakage. They are easy to use, with a strong load-bearing capacity, making them perfect for solid wall and floor materials like brick and concrete. Their straightforward installation process allows you to simply drill a hole and insert the bolt, saving you time and effort. These bolts are versatile and can be used for everything from home decoration to securing outdoor structures.
Frequently Asked Questions (FAQs)
1. What is the difference between anchor bolt and expansion bolt?
It is a compound made by anchoring the screw in the drilled hole of the concrete base material with a special chemical adhesive. (2) Expansion bolt is a special threaded connection used to fix pipe support / hanging / bracket or equipment on the wall, floor, or column.
2. What are expanding bolts called?
Anchor bolts are used to connect structural and non-structural elements to concrete. The connection can be made by a variety of different components: anchor bolts (also named fasteners), steel plates, or stiffeners.
3. What are expansion bolts made of?
Anti-Tamper Expansion Bolts: Made from steel, the fasteners can be installed and removed via an anti-tamper tool.
During our carbon steel expansion bolt research, we found 67 carbon steel expansion bolt products and shortlisted 10 quality products. We collected and analyzed 3,555 customer reviews through our big data system to write the carbon steel expansion bolts list. We found that most customers choose carbon steel expansion bolts with an average price of £7.67.
The carbon steel expansion bolts are available for purchase. We have researched hundreds of brands and picked the top brands of carbon steel expansion bolts, including JOYVOX, Be In Your Mind, QUIIEOSKIA, Amusingtao, FralnFit. The seller of top 1 product has received honest feedback from 774 consumers with an average rating of 4.9.

Corey Philips is an electrician and lighting expert. He graduated from the University of Birmingham in 2012 with a Bachelor's degree in electrical and electronics engineering. Corey is a specialist contractor in lights. He sells and installs and recommends lights and lamp sheds, and other lights accessories. Aside from that, Corey is vast in installing and maintaining electrical appliances like air conditioners, water heaters, and the likes.