How to connect multiple AS 1163 hollow sections together?

Oct 14, 2025

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Sarah Thompson
Sarah Thompson
I am a quality control expert at Brisk Steel Group, dedicated to maintaining the highest standards of product quality. My role involves rigorous testing and inspection of steel materials to ensure they meet both international certifications and client expectations for durability and performance.

Hey there! As a supplier of AS 1163 HOLLOW SECTIONS, I often get asked about how to connect multiple AS 1163 hollow sections together. In this blog, I'm gonna share some practical methods and tips to help you out.

Why Connecting AS 1163 Hollow Sections Matters

First off, let's talk about why you might need to connect these sections. AS 1163 hollow sections are super versatile. They're used in all sorts of construction projects, like building frames, bridges, and even some industrial machinery. Sometimes, the standard lengths of these sections aren't enough for your project. That's when you gotta figure out how to connect them properly to make them work for you.

Methods of Connecting AS 1163 Hollow Sections

Welding

Welding is probably the most common and reliable way to connect AS 1163 hollow sections. It creates a strong, permanent bond between the sections. Here's how you can do it:

  • Preparation: Before you start welding, you need to make sure the surfaces of the sections are clean. Remove any dirt, rust, or paint from the areas where you'll be welding. You can use a wire brush or a grinder to clean them up.
  • Fit-up: Align the sections properly. They should be in the right position and have the correct gap between them. This gap is important for the welding process. If it's too big or too small, the weld might not be as strong.
  • Welding: There are different types of welding methods you can use, like MIG (Metal Inert Gas) or TIG (Tungsten Inert Gas) welding. MIG welding is usually faster and easier for beginners, while TIG welding gives you more control and a cleaner finish. Make sure you follow the correct welding parameters, like the right voltage, amperage, and welding speed.

However, welding also has some drawbacks. It requires special equipment and skills. You need to have a good understanding of welding techniques to ensure a strong and safe connection. Also, welding can cause distortion in the sections, so you might need to take some measures to prevent that.

Bolting

Bolting is another option for connecting AS 1163 hollow sections. It's a more flexible method compared to welding because it allows for disassembly if needed. Here's how to do it:

  • Drilling: First, you need to drill holes in the sections at the appropriate locations. Make sure the holes are the right size and are aligned correctly. You can use a drill press or a handheld drill for this.
  • Selecting Bolts: Choose the right bolts for your application. Consider factors like the size, strength, and corrosion resistance of the bolts. You'll also need nuts and washers to complete the connection.
  • Assembly: Insert the bolts through the holes and tighten the nuts using a wrench. Make sure the bolts are tightened evenly to ensure a secure connection.

The advantage of bolting is that it's relatively easy to do and doesn't require any special skills. It's also a good option if you need to make adjustments or repairs later on. However, bolting might not be as strong as welding, especially in high-stress applications.

EN 10210 S355J0H HOLLOW SECTIONSTEEL HOLLOW SECTIONS

Adhesive Bonding

Adhesive bonding is a less common but still effective way to connect AS 1163 hollow sections. It involves using a special adhesive to bond the sections together. Here's the process:

  • Surface Preparation: Just like with welding, you need to clean the surfaces of the sections thoroughly. This helps the adhesive to bond better.
  • Applying the Adhesive: Follow the manufacturer's instructions to apply the adhesive. Make sure you apply it evenly on both surfaces that will be bonded.
  • Pressing and Curing: Press the sections together firmly and hold them in place until the adhesive cures. The curing time can vary depending on the type of adhesive you're using.

Adhesive bonding has some benefits. It can distribute stress more evenly across the joint, which can be good for the overall strength of the connection. It also doesn't require any holes or welding, which can be an advantage in some cases. However, the strength of the adhesive bond can be affected by factors like temperature and humidity, so you need to make sure you use the right adhesive for your environment.

Tips for a Successful Connection

  • Measure Twice, Cut Once: Always double-check your measurements before you start cutting or drilling the sections. This helps to ensure a proper fit and a strong connection.
  • Use the Right Tools: Make sure you have the right tools for the job. Using the wrong tools can lead to poor-quality connections or even damage to the sections.
  • Follow Safety Precautions: Whether you're welding, bolting, or using adhesive bonding, safety should always be your top priority. Wear appropriate safety gear, like gloves, goggles, and a welding mask if needed.

Other Related Hollow Sections

If you're interested in other types of hollow sections, we also offer ASTM A500 STEEL HOLLOW SECTIONS and En 10210 S355j0h Hollow Section. These sections have their own unique properties and applications, and they can be used in similar ways to AS 1163 hollow sections. You can check out our Steel Hollow Sections page for more information.

Conclusion

Connecting multiple AS 1163 hollow sections together can seem a bit tricky at first, but with the right methods and some practice, you can do it successfully. Whether you choose welding, bolting, or adhesive bonding, make sure you follow the proper procedures and take all the necessary precautions.

If you're in the market for AS 1163 HOLLOW SECTIONS or any of our other products, I'd love to have a chat with you. Just reach out, and we can discuss your project requirements and how we can help you get the right sections for your needs.

References

  • "Steel Construction Manual", American Institute of Steel Construction
  • "Welding Handbook", American Welding Society
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