1.5mm Round Stainless Perforated Sheets Of Metal | 2.5mm Pitch x 0.6mm Thick

Perforated Sheets Of Metal

Top quality perforated sheets of metal supplied straight from Warrington, UK.

Metal sheets with perforations are essential in many industries, including architecture and manufacturing. Round stainless perforated metal sheets manufactured by Speciality Metals offer a range of impressive features, including 2.5mm pitch, 0.6mm thickness and 304 grade. Their excellent hygiene properties make them an ideal choice for use in the food and beverage industry. In addition to their durability and versatility, they can be molded into a wide variety of shapes and sizes. Furthermore, these perforated sheets require little maintenance and are corrosion resistant, making them suitable for outdoor applications. Additionally, their malleability makes them easy to customise to meet the needs of specific projects. These perforated metal sheets are an excellent choice for various industries seeking long-lasting and reliable metal components due to their exceptional quality and characteristics.

Specification

• Aperture – 1.5mm Square Hole
• Pitch – 2.5mm
• Web – 1mm
• Sheet Thickness – 0.6mm
• Metal – Stainless Steel 304 Grade
• Open Area – 28.3%

Speciality Metals are the best suppliers for you because:

• FREE UK delivery on all orders
• Order dispatch within 24 hours of order
• Located in Warrington, UK which is the UK home of mesh and metals
• Our experienced staff are experts in the mesh market and care personally about your customer experience

Speciality Metals is a trusted UK based distributor of fasteners, sheet metal, flat bar and round tube. We specialise in rapid delivery to any location around the country. Our team of experienced, friendly staff are at hand at all times to process your order.

FAQs About This Product

Are Stainless Steel 304 Perforated Sheets Flat Suitable for Forming?

Yes, Stainless Steel 304 perforated sheets are generally suitable for forming, although there are some considerations to keep in mind. The 304 grade is an austenitic stainless steel, known for its excellent formability and fabricability. However, perforated sheets have inherent stress points at the locations of the holes, which can affect their formability compared to solid sheets. Here are some points to consider:

Factors Influencing Formability:

1. Thickness: Thicker sheets may require more force to form and may be more likely to crack around perforations.
2. Hole Size and Distribution: The smaller the holes and the more densely they are packed, the less impact they have on the sheet’s overall structural integrity during forming.
3. Forming Technique: Methods like bending, rolling and stamping can be used, but the process parameters may need to be adjusted to account for the perforations.

Precautions:

1. Deburring: Ensure that the edges of the holes are smooth to reduce stress concentrators that could initiate cracks.
2. Cold Forming: Cold forming is generally preferred for stainless steel to prevent sensitisation, which can reduce corrosion resistance.
3. Annealing: Post-forming annealing may be required to relieve stresses and improve corrosion resistance.
4. Test: Whenever possible, perform a test forming operation on a scrap piece to identify any issues before forming the actual piece.

Expert Consultation:

It may be beneficial to consult experts or perform tests when working with complex shapes or stringent requirements to ensure that the forming process doesn’t compromise the material’s properties.

Can Stainless Steel 304 Grade be Used in Acidic Environments?

Stainless Steel 304 grade has moderate resistance to corrosion in a variety of environments, but its performance in acidic environments depends on the type of acid and the concentration levels. Here’s what you need to consider:

Types of Acids:

1. Organic Acids: 304 grade generally performs well in most organic acids at moderate temperatures and concentrations.

2. Inorganic Acids: For inorganic acids like sulfuric or hydrochloric acid, 304 may not be the most suitable material, especially at higher concentrations and temperatures.

Factors Affecting Performance:

1. Concentration: Higher concentrations of acid typically accelerate corrosion.

2. Temperature: Elevated temperatures can also speed up the corrosion process.

3. Presence of Chlorides: Chlorides can compromise the passive layer on the surface of stainless steel, reducing its resistance to corrosion.

Alternative Materials:

• 316 Stainless Steel: If you are dealing with an acidic environment that also has chlorides, 316 grade might be a more suitable choice due to its enhanced corrosion resistance.

• Special Alloys: For very harsh acidic environments, specialised alloys like Hastelloy or Inconel may be more appropriate.

Precautions:

• Pre-Exposure: Before using 304 in an acidic environment, it’s recommended to test the material under the specific conditions it will face, if possible.

• Expert Consultation: Consult with material scientists or engineers to evaluate the suitability of 304 for your specific application.

Can you use Stainless Steel 304 in Marine Environments?

Stainless Steel 304 can be used in marine environments, but it’s important to understand its limitations in such settings. While it offers good corrosion resistance in general, it is not as resistant to saltwater corrosion as other grades of stainless steel, such as 316. Here are some key points to consider:

Limitations:

1. Chloride Corrosion: The presence of chlorides in marine environments can break down the passive oxide layer that gives stainless steel its corrosion resistance, making 304 more susceptible to pitting and crevice corrosion.

2. Variable Conditions: The corrosiveness of a marine environment can be affected by factors such as temperature, salinity and presence of other chemicals, which can all influence how well 304 performs.

Where It Can Be Used:

1. Interior Applications: In marine settings, 304 is generally considered suitable for interior applications that are less exposed to the corrosive marine atmosphere.

2. Freshwater: 304 performs well in freshwater settings, so it may be suitable for certain marine applications where saltwater exposure is limited.

Better Alternatives:

1. 316 Grade: Stainless Steel 316 contains molybdenum, which gives it superior resistance to chlorides and makes it a better option for more corrosive marine environments.

2. Duplex Stainless Steels: These offer even greater corrosion resistance and strength but are generally more expensive.

Precautions:

1. Regular Maintenance: If you choose to use 304 in a marine environment, regular cleaning to remove salt deposits can help to extend its lifespan.

2. Expert Consultation: For critical applications, consult with corrosion experts to evaluate the suitability of 304 stainless steel for your specific marine application.

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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