15mm Round Hole Perforated Steel Sheets | 20mm Pitch x 2mm Thick

Perforated Steel Sheets

With perforated steel sheets, you can meet a variety of applications and requirements. The 15mm round hole perforated steel sheets from Speciality Metals, which have a 20mm pitch and 2mm thickness, are particularly notable for their ductility, durability, and abilities to be welded, formed, bent, and machined. Aside from their cost-effectiveness and recycling capabilities, these sheets are an environmentally-friendly choice as well. The perforated steel sheets are a reliable option that can be used for a variety of purposes, from acoustic panels to filters to ventilation screens. With Specialty Metals’ focus on quality and service, customers can be assured they are receiving a product that meets their expectations.

FAQs About This Product

Can Mild Steel Perforated Mesh be Used for Soundproofing?

Yes, mild steel perforated mesh can play a role in soundproofing applications. Though it doesn’t inherently block sound, its perforated structure aids in sound absorption when synergised with other materials. When sound waves strike the perforated mesh, they traverse the holes and are absorbed by any sound-absorbing material, such as foam or fibrous insulation, placed behind the mesh. This combination not only reduces the reflection of sound waves back into a space but can also help in managing sound quality by diffusing and breaking up direct sound reflections. Additionally, certain designs can make the mesh resonate at specific frequencies, converting some sound energy into kinetic energy, further aiding in dampening those frequencies. While mild steel perforated mesh contributes to sound absorption and quality management, for total sound isolation, it should be part of a more comprehensive soundproofing strategy, paired with other soundproofing materials and methods.

How Does Temperature or Weather Affect Mild Steel Perforated Mesh?

Mild steel perforated mesh, like all mild steel products, is influenced by environmental factors, especially temperature and weather. 

1. Thermal Expansion and Contraction: All metals, including mild steel, are subject to thermal expansion and contraction. When temperatures rise, steel expands, and when temperatures decrease, it contracts. These continual expansions and contractions over time, especially if drastic, can lead to structural stress and the potential development of micro-cracks in the material.

2. Corrosion: Mild steel is not stainless; therefore, it’s susceptible to corrosion, especially when exposed to moisture. Weather conditions that involve high humidity, rainfall, or exposure to salt (such as in coastal regions) can accelerate the rusting process.

3. Atmospheric Pollutants: In areas with high levels of industrial pollution, sulfur compounds can combine with moisture to form acidic rain, which can be corrosive to mild steel. Over time, this can weaken the mesh and reduce its structural integrity.

4. Protective Measures Matter: The impact of temperature and weather on mild steel perforated mesh can be mitigated through protective treatments. Galvanisation, where the steel is coated with a protective layer of zinc, offers resistance against rust. Other treatments like powder coating, painting, or applying a rust-resistant finish can further protect the mesh from the elements.

5. Condensation: In regions with significant temperature fluctuations between day and night, condensation can form on the mesh’s surface. This persistent moisture exposure can further promote corrosion, especially if the mesh is not adequately protected.

Can Plain Steel Perforated Mesh be Welded or Joined?

Yes, plain steel perforated mesh can be welded or joined, and in fact, welding is one of the primary methods for joining or repairing this material. Here are some important points to consider:

1. Weldability: Plain steel, also known as carbon steel or mild steel, is highly weldable. This characteristic makes it suitable for a wide range of applications where pieces of the mesh might need to be joined or where the mesh needs to be attached to other steel components.

2. Types of Welding: Different welding methods can be applied to plain steel perforated mesh. Common methods include MIG (Metal Inert Gas) welding and TIG (Tungsten Inert Gas) welding. The choice of welding method often depends on the specific application, thickness of the mesh, and desired finish.

3. Preparation: Before welding, it’s crucial to clean the areas of the mesh that will be welded. Any dirt, grease, paint, or rust should be removed to ensure a strong and clean weld. Proper preparation will minimise the risk of weld defects and ensure a durable join.

4. Heat Affected Zone (HAZ): Welding introduces heat, which can affect the surrounding material’s properties, creating a heat-affected zone. In the HAZ, the metal might undergo structural changes that can impact its mechanical properties. While this is often not a significant concern for many applications, it’s something to be aware of, especially in precision or high-load applications.

5. Other Joining Methods: Besides welding, plain steel perforated mesh can also be joined using methods like bolting, riveting, or using clamps and fasteners. The choice of method will depend on the application and the permanence of the join required.

Check out our blog discussing What is Perforated Mesh. It will prove a useful read to help you to make an informed decision on which material would work best for you. 

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Our goal for our blogs, videos and help guides is to answer as many questions as possible to help to explain the possibilities of mesh to our customers.  Contact us today if you have any questions at all. We are always really keen to help in any way that we can.

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