20mm Width x 6mm Thick 304 Metal Strip Stainless Bar

Stainless Bar

Top quality metal stainless bar strip supplied straight from Warrington, UK. As the name suggests, stainless steel flat bar is essentially pre-fabricated stainless steel strips.

There are dozens of widths and thicknesses of Stainless Steel Strips available from 20mm x 3mm thick up to 50mm x 6mm thick.

Speciality Metals offer a reliable stainless bar solution with their 20mm Width x 6mm Thick 304 Metal Strip. One of the best things about this bar is its durability, making it one of the most reliable options out there for long-lasting solutions. This metal strip is an extremely versatile option that can be utilised for just about any project you might have in mind. It is corrosion resistant and is able to withstand the harsh weather and chemicals it might encounter. It can also withstand high temperatures, making it perfect for industrial applications. Due to its malleable properties, it can be easily shaped and is perfect for custom designs. The hygienic properties of the stainless bar make it perfect for use where cleanliness is of utmost importance. Speciality Metals can supply this metal strip in various lengths, perfect for your specific needs.

Key information:

These are the available options from stock:

• 20mm Width x 3mm Thick 
• 20mm Width x 5mm Thick 
• 20mm Width x 6mm Thick 
• 25mm Width x 3mm Thick 
• 25mm Width x 5mm Thick 
• 25mm Width x 6mm Thick
• 30mm Width x 5mm Thick 
• 30mm Width x 6mm Thick 
• 40mm Width x 3mm Thick 
• 40mm Width x 5mm Thick 
• 40mm Width x 6mm Thick 
• 50mm Width x 3mm Thick 
• 50mm Width x 5mm Thick 
• 50mm Width x 6mm Thick 

Why Choose Speciality Metals

Speciality Metals is known to be the United Kingdom’s best up-and-coming small-quantity metal company.

• 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

Furthermore we stock a vast range of stainless steel sections that compliment our mesh range perfectly.

Over 50,000 customers of Specialty Metals are provided with fast, friendly customer service every year. We’re the place to try when you need metal of any shape and size. We’re based in Warrington, UK.

We pride ourselves on our rapid turnaround and a large range of options.

 We are developing our online offers to give more customers access to the best metals and mesh available in the UK. 

Our mission is to be the UK’s go-to supplier for small-quantity metal requests. With an ever-growing range of products, we provide you with high quality materials, outstanding customer service and fast delivery times. Our experienced staff

We also carry a wide range of mild steel sheet metal, angle iron and round tube.

Can 304 Grade Stainless Bars be Machined or Drilled Easily?

304-grade stainless steel, while being one of the most widely used stainless steels, poses some challenges when it comes to machining and drilling. The inherent properties of this alloy, such as its toughness and the tendency to work harden rapidly, mean that machining operations require careful planning and the right tools. When drilling 304 stainless steel, using sharp drill bits, adequate lubrication and appropriate drilling speeds is essential to prevent the material from hardening and to achieve clean cuts. Slow speeds, combined with too much pressure, can lead to work hardening, making the material even more challenging to machine as the process progresses. Furthermore, it’s crucial to use tools made of materials that can withstand the demands of machining stainless steel, such as cobalt or carbide-tipped tools. In summary, while 304-grade stainless steel can be machined and drilled, it demands specific techniques, tools and precautions to ensure successful and efficient work.

What is the Difference Between 304 and 304L Stainless Steel Flat Bars?

The primary distinction between 304 and 304L stainless steel flat bars lies in their chemical composition, specifically their carbon content. Both grades fall under the austenitic class of stainless steel, known for their corrosion resistance, weldability and formability. However, the nuances in their composition lead to different characteristics and applications.

304 stainless steel contains a higher carbon content than its 304L counterpart. This higher carbon content makes the 304 variant slightly stronger but also more susceptible to sensitisation, a phenomenon where chromium carbides form at grain boundaries, leading to reduced corrosion resistance, especially after welding. On the other hand, the “L” in 304L stands for “Low carbon.” This reduced carbon content minimises the risk of sensitisation, making 304L a preferable choice for welded structures or applications where the material will undergo significant heating within the sensitisation temperature range. The 304L’s lower carbon content ensures that its corrosion resistance is maintained even after welding, making it a more suitable option for applications demanding both formability and corrosion resistance.

Is 304 Grade Stainless Steel Magnetic?

304-grade stainless steel is predominantly non-magnetic in its annealed state. The reason for its non-magnetic nature lies in its microstructure; 304 stainless steel is an austenitic alloy, which has a face-centered cubic (fcc) crystal structure. This particular structure, combined with the presence of elements like nickel, stabilises the austenitic phase, which is inherently non-magnetic. However, it’s worth noting that if 304 stainless steel is cold worked, through processes like bending, forming or drawing, it can become slightly magnetic due to the formation of a minute amount of ferrite or martensite structures in the steel. These structures are magnetic, and their presence can impart a weak magnetic behavior to the otherwise non-magnetic austenitic 304 stainless steel.