Mild Steel Square Tube Archives - Speciality Metals

Square & Rectangular Box Section | 1 Metre & 2 Metre Lengths

yt34wghs — Wed, 12 Oct 2022 10:22:29 +0000

Steel Box Section

The Speciality Metals Company is one of the leading suppliers of box section in the United Kingdom.

The box section is a versatile and practical product designed to meet various structural and aesthetic needs. Available in both mild steel and 316 grade stainless steel, this product promises durability and reliability for a variety of applications. The box sections are offered in two primary shapes: square and rectangular, ensuring that they are adaptable to a myriad of uses, from construction projects to decorative installations.

One of the key strengths of the box section is its resilience. The mild steel variant is known for its robustness, making it an excellent choice for structural applications where strength is paramount. On the other hand, the 316 grade stainless steel is renowned for its resistance to corrosion, ensuring longevity even in environments that are prone to rust and degradation.

The box section comes in 1 metre and 2 metre lengths, catering to different scale requirements. The flexibility in length options ensures that each user can select a size that aligns with the specific needs of their project, reducing the need for extensive modifications or adjustments during installation.

When focusing on the specifications, the box section stands out in its simplicity and effectiveness. The geometrical precision of the square and rectangular shapes ensures that they can be seamlessly integrated into a variety of architectural and structural designs. This precision is not only a testament to the quality of the manufacturing process but also ensures consistency in installation and application.

In terms of benefits, opting for the box section translates to a combination of strength, durability, and adaptability. Whether it’s for a large-scale construction project or a smaller, more intricate design, these sections promise performance. The mild steel is perfect for indoor applications, while the 316 grade stainless steel offers the added advantage of being suitable for outdoor use, thanks to its enhanced corrosion resistance.

Box sections, also known as mild steel hollow sections or ERW tubes, are widely used in a variety of applications and come in both square and rectangular options.

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 round tube options 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.

FAQs About This Product

What Is A Steel Box Section?

A steel box section is a type of structural steel shape that is formed in the shape of a rectangular or square hollow tube. These sections are commonly used in construction and engineering for a variety of purposes, such as building columns, beams, and framing. They are often made from cold-formed steel and are available in various sizes and thicknesses. Box sections are often used in construction projects because of their strength, durability, and ease of fabrication. They can be cut, drilled, and welded to create a wide variety of shapes and sizes.

Which Box Section Metals Are Available?

We stock box section in mild steel S235JRH grade and stainless steel 316L grade.

Different applications call for mild steel and 316L stainless steel box sections. Mild steel is an affordable and widely available carbon steel alloy with a relatively low carbon content. The material is strong and durable, but it is susceptible to corrosion in certain environments. Meanwhile, 316L stainless steel box sections are mainly composed of iron, chromium, nickel, and molybdenum, making them austenitic stainless steel alloys. Stainless steel of this grade offers excellent corrosion resistance, even in aggressive environments such as marine environments. Furthermore, 316L stainless steel has superior strength, high-temperature resistance, and hygienic properties, making it an ideal choice for applications requiring corrosion resistance and material integrity.

How Strong Is Box Section Steel?

The strength of box section steel depends on a variety of factors, including the type of steel used, the thickness of the material, and the size of the section. In general, cold-formed steel box sections are relatively strong, due to their shape, which allows them to distribute stress evenly throughout the section.

The strength of a box section can be estimated using its yield strength and tensile strength. The yield strength is the point at which the steel will begin to deform permanently, while the tensile strength is the point at which the steel will break. Both properties are measured in pounds per square inch (PSI) or mega pascal(MPa).

For example, a typical cold-formed steel box section made from low carbon steel may have a yield strength of around 33 ksi (kilopound per square inch) or 230 MPa, and a tensile strength of around 45 ksi or 310 MPa. However, it’s important to note that these values can vary depending on the specific steel grade, the manufacturing process and the section size.

Is Box Section Stronger Than Tube?

The strength of box section steel and tube steel can vary depending on a variety of factors, including the type of steel used, the thickness of the material, and the size of the section. In general, both box section and tube steel can be strong structural materials, however, the strength of a box section is generally higher than that of a tube of the same size and thickness.

Box sections are often used in construction and engineering for a variety of purposes, such as building columns, beams, and framing. They are often made from cold-formed steel and are available in various sizes and thicknesses. Box sections are often used in construction projects because of their strength, durability, and ease of fabrication. They can be cut, drilled, and welded to create a wide variety of shapes and sizes.

On the other hand, tubes are typically used for applications such as piping, machinery, and transportation. They are made from hot-rolled or cold-rolled steel and are also available in various sizes and thicknesses. Tubes can also be strong and durable, but they may not be as strong as box sections of the same size and thickness.

In summary, box sections and tubes are both strong materials, but box sections are generally stronger than tubes of the same size and thickness. The specific strength of a section depends on the steel grade, size, and thickness of the section.

Check out our blog discussing what is a steel box section. It will prove a useful read to help you to make an informed decision on which material would work best for you.

We are also very proud of our ever expanding YouTube channel.

Our goal for our blogs 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.

We are also very proud of our highly popular eBay store, check us out there too.

The post Square & Rectangular Box Section | 1 Metre & 2 Metre Lengths appeared first on Speciality Metals.

70mm x 70mm x 5mm Mild Steel Square Hollow Tube

yt34wghs — Thu, 21 Jul 2022 08:26:40 +0000

70 x 5mm Mild Steel Square Hollow Tube

Speciality Metals is one of the leading suppliers of mild steel square hollow tube in the United Kingdom. Additionally, in addition to stocking only the best products, we provide the most helpful customer service by providing bespoke cutting and fast shipping.

Box sections, also known as mild steel hollow sections or ERW tubes, are widely used in a variety of applications. The durability of this material permits it to be used for a wide range of applications, including traffic signs, pipeline construction, automobile repair and as a structural steel.

Mild steel square hollow tubes are a popular choice for a wide range of applications. Offered in various lengths by Speciality Metals, these tubes are known for their durability, versatility, cost-effectiveness and recyclability. What makes this product even more attractive is its excellent welding, forming, bending and machining abilities. Whether you need a tubing solution for construction, engineering or manufacturing, mild steel square hollow tubes are a great choice. With their exceptional strength-to-weight ratio and easy-to-handle size of 70mm x 70mm x 5mm, these tubes can make any project stand out.

If you prefer something similar in a round profile then take a look at our 70 x 2mm mild steel tubing.

What Is Steel Hollow Tube?

Mild steel square tube box section is a robust metal product, though it’s vulnerable to rust over time. Consider galvanised or stainless steel if rust resistance is crucial. The rust on this hollow tube can be removed with WD40 or light sanding. In terms of bending and forming, it’s fair; you’ll need tools, since handbending isn’t feasible. Due to its lack of protective coating, it has poor corrosion resistance. Stainless steel also performs well in machining and grinding.

The hollow tube shines when welded, making it easy to adapt as needed. As galvanised and stainless steel don’t retain paint well, mild steel is recommended for painting. Stainless steel or galvanised steel are better for longevity; wear resistance is fair. A plain steel grade is ideal for machining, forming, and welding. Mild steel is magnetic, so magnets stick to it, but it’s not a magnet. Paint adheres well to mild steel. It’s not as strong as stainless steel, but it is harder and more rigid. You can drill through it with ease, and use a variety of fasteners. Mild steel is much less expensive than other grades; its cost-effectiveness makes it well worth considering for many projects.

Key information:

Shape – Square Box Section
Grade – S235JRH
Hot or Cold Rolled – Cold Rolled
Box Outer Size – 70 x 70mm
Wall Thickness – 5mm

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

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 round tube options that compliment our mesh range perfectly.

FAQs About This Product

Is Mild Steel Square Hollow Tube Biodegradable?

Mild steel square hollow tube, like other metals, is not biodegradable in the traditional sense of the term. Biodegradable materials are typically organic substances that can be broken down by natural processes, often assisted by microorganisms, into simpler, harmless substances over a relatively short time span. Mild steel, being an inorganic material, does not undergo this process.

However, mild steel is prone to corrosion, especially when exposed to moisture and oxygen. Over extended periods, this corrosion can cause the steel to rust and eventually disintegrate. While this process might seem similar to biodegradation, it’s fundamentally different. Corrosion is a chemical transformation that returns the steel to its natural state, namely iron oxide, but it doesn’t get consumed or metabolised as organic matter does during biodegradation. Furthermore, while the rusting process can break down the structural integrity of steel products, the timeframe for this is considerably longer than what is typically associated with biodegradability.

Is Mild Steel Square Hollow Tube Suitable for High-Speed Applications?

Mild steel square hollow tubes are known for their versatility in various applications, from construction to machinery. However, when considering high-speed applications, one must understand the context. If we’re discussing high-speed machinery components, mild steel might not be the most suitable due to factors like its fatigue strength and potential for vibrations. At high speeds, materials are subjected to increased stress, dynamic loads and potential for fatigue. Mild steel, being a low-carbon steel, doesn’t possess the strength or hardness of its high-carbon or alloy steel counterparts. This can result in a reduced lifespan of the component or potential failures in high-speed environments. Moreover, the shape of a square hollow tube might not be aerodynamically efficient in scenarios where this is a concern, such as in vehicles or turbines. In conclusion, while mild steel square hollow tubes have their advantages in terms of weldability, ductility and cost, they may not be the most suitable choice for high-speed applications without proper engineering considerations.

How Does it Differ From Rectangular or Circular Tubing?

Square Tubing:

Appearance: Equal length on all sides forming a square.
Applications: Structural projects, gates, fences, furniture and certain architectural applications.
Advantages: Uniform stress distribution when loaded equally from all sides. Easier connection at right angles, which is useful in framing or grid-like structures.

Rectangular Tubing:

Appearance: Has unequal lengths on opposite sides, forming a rectangle.
Applications: Structural applications, especially where the load distribution is uneven. Common in building frames, doors and specific machinery.
Advantages: Provides different strengths on different axes. It can bear more weight on its longer side, making it preferable when the load isn’t perfectly square.

Circular Tubing (or Round Tubing):

Appearance: Round in shape, like a cylinder.
Applications: Fluid transfer (e.g., pipes for liquids), machinery parts, certain structural applications and roles where rotation or centrifugal forces are involved.
Advantages: Even stress distribution in all radial directions. Aerodynamically efficient, reducing drag in certain applications. Often better at resisting torsional loads compared to square or rectangular sections.

Check out our blog discussing what is a steel box section. It will prove a useful read to help you to make an informed decision on which material would work best for you.

We are also very proud of our ever expanding YouTube channel.

We are also very proud of our highly popular eBay store, check us out there too.

The post 70mm x 70mm x 5mm Mild Steel Square Hollow Tube appeared first on Speciality Metals.

60mm x 60mm x 5mm Mild Steel Section Square Tubing

yt34wghs — Thu, 21 Jul 2022 08:12:43 +0000

60 x 5mm Square Steel Section

Speciality Metals is one of the leading suppliers of box steel section square tubing in the United Kingdom. In addition to stocking only the best products, we provide the most helpful customer service by providing bespoke cutting and fast shipping.

Box sections, also known as mild steel hollow sections or ERW tubes, are widely used in a variety of applications and come in both round and rectangular options.

Looking for a top-of-the-line steel section that is both durable and cost effective? Look no further than Speciality Metals. Our 60mm x 60mm x 5mm Mild Steel Section Square Tubing comes in various lengths and is perfect for a range of applications thanks to its excellent welding, forming, bending and machining abilities. And not only is this high-quality steel section versatile, it’s also recyclable, making it an eco-friendly option for businesses and individuals alike. So if you’re in need of a reliable and long-lasting steel section, trust Speciality Metals to deliver the goods.

About Mild Steel Box Section

A mild steel square tube steel section is a robust metal that can be used for a variety of purposes. It is recommended to use galvanized steel or stainless steel for projects that require rust resistance. WD40 or light sanding can be used to address rust on this steel section.

Hand-bending is not effective with this steel section for applications that require bending. Due to its uncoated nature, it is more susceptible to corrosion. For machining and grinding, mild steel is preferred, although stainless steel is also acceptable. It is easy to weld this steel section, which caters to a variety of project requirements. Stainless steel and galvanized steel aren’t paint-friendly; this material is. It is recommended to consider stainless or galvanised steel for applications requiring high wear resistance due to its lack of a protective layer.

We offer plain steel in grades that are machinable, formable, and weldable. Despite not having inherent magnetic properties, mild steel is magnetic, which means magnets adhere to it.

Key information:

Shape – Square Box Section
Grade – S235JRH
Hot or Cold Rolled – Cold Rolled
Box Outer Size – 60 x 60mm
Wall Thickness – 5mm

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

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 round tube options that compliment our mesh range perfectly.

FAQs About This Product

Is it Possible to Bend or Reshape the Mild Steel Section Square Tube?

Yes, it is possible to bend or reshape the mild steel section square tube, but doing so requires certain considerations and specialised equipment:

Equipment: To bend a mild steel section square tube without causing deformities, one would need a tube bending machine that is specifically designed to handle square or rectangular profiles. These machines provide uniform pressure along the bend to ensure the shape is maintained throughout the process.
Wall Thickness: The thickness of the tube plays a pivotal role in the bending process. Thinner-walled tubes are more prone to deformation or wrinkling, especially at the inner corners. Conversely, tubes with thicker walls offer more resistance to such issues but require greater force to bend.
Bend Radius: The desired bend radius can influence the success of the bending process. A tight bend radius relative to the tube’s size can increase the risk of deformation. It’s essential to select a bend radius that the tube can accommodate without compromising its structural integrity.
Lubrication: Using lubrication can reduce the friction between the tube and the bending equipment, ensuring a smoother bend and minimising the risk of surface scratches or damages.
Support: Internal support, in the form of a mandrel, can be used to prevent the tube from collapsing or deforming during the bending process. The mandrel helps maintain the square shape of the tube as it undergoes bending.
Heat: In some cases, applying controlled heat to the bending area can facilitate the process, making the metal more pliable and reducing the risk of cracking or breaking.
Post-Bending Treatments: After bending, the mild steel section square tube might require treatments to relieve stresses induced during the process. Techniques like annealing can be used to restore the metal’s original properties.

It’s crucial to note that bending a mild steel section square tube without the right equipment or expertise can lead to suboptimal results or even damage the material. If precise bends or reshapes are required, it’s often best to consult with or hire professionals experienced in tube bending.

What are the Primary Applications of Mild Steel Section Square Tube?

Mild steel section square tube boasts versatility and functionality, making it a sought-after material across various industries and projects. Primarily, its robust and straightforward structure lends itself well to construction and architectural endeavors. Builders frequently incorporate this tubing in the skeletal frameworks of buildings, bridges and other infrastructures due to its ability to provide reliable support. In the realm of furniture design, the mild steel section square tube’s angular form is a favorite for crafting modern tables, chairs and shelving units, melding aesthetics with sturdiness. Additionally, the automotive and machinery sectors utilize this tubing in crafting parts and components, valuing its durability and weldability. It’s also common to find mild steel section square tube in fencing, railing and gate installations. These tubes serve as robust and cost-effective alternatives to other materials, ensuring that structures are not only aesthetically pleasing but also enduring. Whether employed in large-scale structural projects or detailed design work, the mild steel section square tube’s adaptability underscores its wide-ranging applications.

Is the Mild Steel Section Square Tube Suitable for Transporting Fluids?

The mild steel section square tube, while primarily designed for structural applications, can technically be used for transporting fluids. However, there are some considerations to bear in mind. Firstly, its square shape might not provide as smooth a flow as round tubing, potentially leading to turbulence or uneven flow rates, especially at the corners. This can be problematic in systems where consistent fluid dynamics is crucial. Secondly, mild steel is susceptible to corrosion, especially when in contact with moisture. If the transported fluid is water or any other corrosive liquid, the interior of the tube may rust over time, contaminating the fluid and compromising the tube’s structural integrity. Protective measures, such as internal coatings or selecting corrosion-resistant materials, would be necessary. Lastly, the connections or joints might be more prone to leakage compared to round tubing, as the angular nature of square tubes can present challenges in sealing. While the mild steel section square tube can serve in fluid transport roles, round tubes or pipes specifically designed for fluid conveyance would typically be a more suitable and efficient choice.

Check out our blog discussing what is a steel box section. It will prove a useful read to help you to make an informed decision on which material would work best for you.

We are also very proud of our ever expanding YouTube channel.

We are also very proud of our highly popular eBay store, check us out there too.

The post 60mm x 60mm x 5mm Mild Steel Section Square Tubing appeared first on Speciality Metals.

50mm x 50mm x 5mm Mild Steel Square Tubing Steel

yt34wghs — Thu, 21 Jul 2022 08:08:59 +0000

50 x 5mm Square Steel Tubing

Speciality Metals is one of the leading suppliers of box section square tubing steel in the United Kingdom. In addition to stocking only the best products, we provide the most helpful customer service by providing bespoke cutting and fast shipping.

Box sections, also known as mild steel hollow sections or ERW tubes, are widely used in a variety of applications and come in both round and rectangular options.

For those in need of reliable metal material for construction and fabrication, Speciality Metals offers a top quality 50mm x 50mm x 5mm Mild Steel Square Tubing Steel. This steel is known for its durability, versatility and cost effectiveness, making it a popular choice for a variety of applications. Its excellent welding, forming, bending and machining abilities make it an ideal choice for construction, manufacturing and fabrication projects. Plus, this tubing is also recyclable, making it a sustainable choice for the environmentally conscious consumer. With various lengths available, this steel tubing is a valuable investment for any project.

Bending & Forming Mild Steel Box Section

Mild steel square tubing is a durable and reliable metal product. In rust-resistant applications, galvanised or stainless steel should be considered due to its susceptibility to rust over time. WD40 or gentle sanding can be used to remove any rust that might develop on the square steel tubing.

Square steel tubing offers moderate bending and forming performance. It can be shaped using bending tools, but manual bending isn’t recommended. While it lacks an additional protective coat, making its corrosion resistance limited, its machining and grinding capabilities are commendable, with stainless steel serving as an alternative. It is easy to weld this tubing, making it suitable for a wide range of applications. Unlike galvanised and stainless steel, mild steel is paintable, making it ideal for painting projects. If wear resistance is crucial, stainless or galvanized steel might be the best choice.

Key information:

Shape – Square Box Section
Grade – S235JRH
Hot or Cold Rolled – Cold Rolled
Box Outer Size – 50 x 50mm
Wall Thickness – 5mm

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

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 round tube options that compliment our mesh range perfectly.

FAQs About This Product

What is Mild Steel Square Tubing?

Mild steel square tubing is a hollow, square-shaped metal profile primarily crafted from mild steel, a type of carbon steel known for its low carbon content. This gives the steel its characteristic malleability and ductility, facilitating ease of fabrication. The tubing’s square shape, combined with its strength, versatility and weldability, makes it a favorite in diverse applications, from structural frameworks in construction to aesthetic elements in furniture. While it offers cost benefits over other materials, it’s essential to note its susceptibility to corrosion.

However, protective treatments like galvanisation or painting can enhance its durability, ensuring a longer lifespan in various environments. We also offer stainless steel section will has a naturally far greater corrosion resistance.

Is Mild Steel Square Tubing Resistant to Rust?

Mild steel square tubing, like other forms of mild steel, is inherently susceptible to rust when exposed to moisture and oxygen. This vulnerability stems from its composition; the carbon content in mild steel reacts with moisture in the environment, leading to the formation of iron oxides, commonly known as rust. In environments with high humidity, frequent rainfall, or exposure to corrosive substances, the rusting process can be accelerated. However, this susceptibility doesn’t mean it’s left defenseless. To counteract this natural predisposition, mild steel square tubing can undergo various treatments. Galvanisation, which involves coating the steel with a layer of zinc, is a popular method to enhance resistance against rust. Additionally, other protective measures like painting, powder-coating or applying anti-corrosion sprays can also effectively shield the steel from moisture, significantly extending its lifespan and maintaining its aesthetic appeal. When considering the use of mild steel square tubing, especially in outdoor settings or areas prone to moisture, implementing these protective measures becomes paramount.

How Does Square Tubing Compare to Round Tubing?

Square vs. Round Tubing: Structural and Functional Differences

Square tubing and round tubing, while both essential in construction and design, differ in their structural and functional attributes. With square tubing having an angular form, it provides resistance to bending in two perpendicular directions, making it especially suitable for structures needing bi-directional strength. In contrast, round tubing evenly distributes loads around its circumference, excelling in handling dynamic or rotational loads, and offering superior torsional strength due to its uniform geometry. When considering flow dynamics for fluid transport, square tubing can produce turbulence because of its corners, whereas round tubing is preferred for its smooth, consistent internal surface, facilitating laminar flow.

Aesthetic and Practical Considerations

From an aesthetic perspective, square tubing’s angular shape is often chosen for designs requiring sharp angles and frameworks, while round tubing offers a smoother appearance suitable for designs necessitating curves. Square tubing can also be easier to align and connect at right angles, simplifying assembly for grid-like structures. On the other hand, while round tubing might pose slightly more complex connection challenges, there’s an abundance of specialised joints to facilitate its use. When it comes to material efficiency and corrosion dynamics, round tubing often has an edge. Its consistent surface makes coatings more uniform, and its shape is generally more material-efficient, particularly when considering resistance to buckling or bending.

Check out our blog discussing what is a steel box section. It will prove a useful read to help you to make an informed decision on which material would work best for you.

We are also very proud of our ever expanding YouTube channel.

We are also very proud of our highly popular eBay store, check us out there too.

The post 50mm x 50mm x 5mm Mild Steel Square Tubing Steel appeared first on Speciality Metals.

60mm x 60mm x 4mm Mild Steel Square Steel Tubes

yt34wghs — Wed, 20 Jul 2022 16:18:43 +0000

60 x 4mm Square Steel Tubes

Speciality Metals is one of the leading suppliers of box section square steel tubes in the United Kingdom. Additionally, in addition to stocking only the best products, we provide the most helpful customer service by providing bespoke cutting and fast shipping.

Square steel tubes are a popular choice for a wide range of applications due to their durable and versatile nature. At 60mm x 60mm x 4mm, these mild steel tubes by Speciality Metals are available in various lengths to fit your specific needs. Not only are they cost effective, but they are also recyclable, making them an environmentally friendly option for your project. What’s more, these tubes have excellent welding, forming, bending and machining abilities, ensuring that you get the results you need with precision and efficiency. Trust Speciality Metals’ expertise and choose square steel tubes for your next project.

Mild Steel

Mild steel square tube box section is a quality strong metal product. However it is not rust proof and may do so over time. Please use galvanised or stainless steel if you need resistance to rust. If this metal tube does show signs off rust then simply get this off with WD40 or fine sanding.

Bending & Forming – Fair. You could only bend this tubing with bending tools but not by hand
Corrosion Resistance – Poor. Mild steel is uncoated, so there is no additional protection against corrosion
Machining & Grinding – Good. Mild steel is the metal choice for many forms of machining and grinding, but stainless steel can also offer good results
Welding – Excellent. You could easily weld with this tubing to suit your requirements
Painting – Good. We suggest that a mild steel product is always used when a layer of paint needs to be applied. Galvanised and stainless steel will not take paint
Wear Resistance – Fair. As there is no protective layer, we suggest stainless steel or galvanised steel if you require a stronger wear resistance

The grade of plain steel that we have available has mechanical properties that provide excellent machinability, formability and weldability. Mild steel can be welded and it is also suitable for painting. Mild steel is a magnetic grade of metal. Magnets will stick to this sheet but it is not itself a magnet.

Key information:

Shape – Square Box Section
Grade – S235JRH
Hot or Cold Rolled – Cold Rolled
Box Outer Size – 50 x 50mm
Wall Thickness – 4mm

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

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 round tube options that compliment our mesh range perfectly.

FAQs About This Product

Is Mild Steel Square Steel Resistant to Chemicals?

Mild steel, commonly known as low-carbon steel, has limited resistance to many chemicals. While it’s more resistant to bases, it’s particularly vulnerable to acids like hydrochloric and sulfuric. Saline environments, strong oxidising agents and even plain water, especially when stagnant or impure, can accelerate corrosion or rusting. Some organic solvents might not affect mild steel, but the steel’s resistance can decrease if contaminants are present in the solvents. To enhance its chemical resistance, protective coatings like paint, epoxy or galvanisation are often applied. Furthermore, controlling the environment to reduce exposure to moisture and oxygen, or employing cathodic protection—where a sacrificial metal corrodes in place of the steel—can also mitigate corrosion. If contemplating using mild steel square tubing in a chemically active environment, understanding the exact chemical nature and taking preventive measures is paramount.

Can Mild Steel Square Steel Be Used in Marine or Coastal Environments?

Mild steel square tubing, though versatile and cost-effective, is not inherently well-suited for marine or coastal environments. These settings are characterised by high salinity and humidity, both of which accelerate the corrosion process in mild steel. The continuous exposure to salt spray and moist air in such environments leads to rapid rust formation on the steel’s surface. While it’s possible to use mild steel in these conditions, it requires significant protective measures. Commonly, a thick galvanised coating, specialised marine-grade paints, or epoxy coatings are applied to offer a protective barrier against the aggressive conditions. Regular maintenance and inspections are also essential to ensure the steel’s integrity. For critical applications or where long-term durability is a priority in marine or coastal areas, alternatives like stainless steel or aluminum, which have innate resistance to corrosion, are often more suitable choices.

Is Mild Steel Square Steel a Good Conductor of Electricity?

Yes, mild steel square tubing is a conductor of electricity, but its conductivity is relatively low when compared to metals like copper or silver. Mild steel, which is essentially low-carbon steel, has higher electrical resistivity, making it less efficient at conducting electricity than purer metals. While it can serve in applications where electrical conduction is necessary, such as in grounding systems, it isn’t the optimal choice for applications demanding high electrical conductivity. The electrical properties of mild steel can also be influenced by factors like temperature, alloying elements and surface treatments. If high electrical conductivity is crucial for a specific application, materials like copper are more suitable.

Check out our blog discussing what is a steel box section. It will prove a useful read to help you to make an informed decision on which material would work best for you.

We are also very proud of our ever expanding YouTube channel.

We are also very proud of our highly popular eBay store, check us out there too.

The post 60mm x 60mm x 4mm Mild Steel Square Steel Tubes appeared first on Speciality Metals.

40mm x 40mm x 4mm Mild Steel Tube Square Box Section

yt34wghs — Wed, 20 Jul 2022 16:04:43 +0000

40 x 4mm Steel Tube Square

Speciality Metals is one of the leading suppliers of mild steel tube square in the United Kingdom. Additionally, in addition to stocking only the best products, we provide the most helpful customer service by providing bespoke cutting and fast shipping.

Speciality Metals offers a range of high-quality 40mm x 40mm x 4mm Mild Steel Tube Square Box Section in various lengths. This versatile product is known for its durability, cost-effectiveness and ability to be recycled. It also possesses excellent welding, forming, bending and machining abilities, making it a reliable option for any project. Whether it’s for construction or manufacturing purposes, this steel tube square is a popular choice due to its strength and versatility. It’s an ideal solution for those looking for a reliable and durable material that won’t break the bank.

Mild Steel

Bending & Forming – Fair. You could only bend this tubing with bending tools but not by hand
Corrosion Resistance – Poor. Mild steel is uncoated, so there is no additional protection against corrosion
Machining & Grinding – Good. Mild steel is the metal choice for many forms of machining and grinding, but stainless steel can also offer good results
Welding – Excellent. You could easily weld with this tubing to suit your requirements
Painting – Good. We suggest that a mild steel product is always used when a layer of paint needs to be applied. Galvanised and stainless steel will not take paint
Wear Resistance – Fair. As there is no protective layer, we suggest stainless steel or galvanised steel if you require a stronger wear resistance

Key information:

Shape – Square Box Section
Grade – S235JRH
Hot or Cold Rolled – Cold Rolled
Box Outer Size – 40 x 40mm
Wall Thickness – 4mm

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

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 round tube options that compliment our mesh range perfectly.

FAQs About This Product

Can I Use Stainless Steel Fittings with Mild Steel Tube Square Pipes?

Using stainless steel fittings with mild steel tube square pipes is technically feasible, but it’s essential to understand the potential complications. When two different metals, such as stainless steel and mild steel, come into contact in the presence of an electrolyte (like water), galvanic corrosion can occur. This is because these metals have different electrode potentials, and the less noble metal, in this case, the mild steel, will corrode faster than it would on its own. To reduce the risk of galvanic corrosion, ensure that the contact area between the metals is dry or shielded from electrolytes. Using a non-conductive barrier, like a plastic or rubber gasket or washer, can also help minimise direct metal-to-metal contact. Additionally, periodic maintenance checks are crucial to ensure that the mild steel hasn’t accelerated corrosion near the contact points with the stainless steel fittings. By taking the appropriate precautions, one can successfully use stainless steel fittings with mild steel tube square pipes in various applications.

What Paint is Best for Mild Steel Tube Square Pipes?

Selecting the right paint for mild steel tube square pipes is crucial to ensure longevity, aesthetic appeal, and protection from environmental factors. For mild steel, priming is paramount to prevent rusting. A zinc-rich primer is particularly effective as it offers sacrificial protection, preventing oxidation. Following priming, an epoxy-based paint can be applied. Epoxy paints form a hard, durable surface that adheres well to the steel, offering both protection and a smooth finish. For outdoor applications or areas with high humidity, a top coat of polyurethane paint can further enhance protection, providing a barrier against UV rays, moisture and other environmental stressors. Regardless of the chosen paint, thorough surface preparation, including cleaning and removing any existing rust or mill scale, is essential to ensure optimal paint adhesion and performance.

How Can I Prevent Distortion When Welding Steel Tube Square Pipes?

Proper Joint Preparation: Clean the surfaces to be welded thoroughly. Remove any rust, oil or contaminants to ensure a consistent and clean weld.
Tack Welding: Place small tack welds at regular intervals along the joint before executing the final weld. This ensures the pipes stay aligned and minimises movement during welding.
Balanced Welding: If possible, weld alternately on opposite sides of the square tube. This balanced welding technique offsets the heat and reduces the chances of distortion.
Use a Jig or Fixture: Holding the steel tubes securely in place using jigs or fixtures can help maintain alignment and resist the forces of distortion.
Control the Heat Input: Using the lowest possible heat setting that still provides adequate penetration is recommended. The lesser the heat input, the lower the amount of distortion.
Stitch Welding: Instead of continuous welding, consider using stitch welding. This method involves making a series of intermittent welds. It allows the material to cool between welds, reducing cumulative heat.
Backstep Welding: This is a technique where the general progression of welding might be left to right, but the actual welding is performed right to left. This helps in controlling distortion by spreading the heat more evenly.
Cooling Techniques: If appropriate, controlled cooling using wet rags or air blowers can help reduce distortion. However, rapid cooling can introduce other problems like increased brittleness, so it should be done with caution.
Interpass Temperature Control: If multiple passes are needed, ensure the previous pass is adequately cooled before starting the next. Maintaining a consistent interpass temperature can reduce distortion.
Use of Anti-distortion Compounds: These compounds absorb heat and can be applied to the backside of the weld joint. They help in minimising the heat affected zone, thereby reducing distortion.
Pre-stressing: This involves intentionally distorting the parts in the opposite direction so that during welding, they pull back into the desired shape.
Correct Welding Sequence: Follow a proper welding sequence to distribute heat evenly. For example, for a square pipe, you might start with one side, move to the opposite side, then weld the remaining sides.

Check out our blog discussing what is a steel box section. It will prove a useful read to help you to make an informed decision on which material would work best for you.

We are also very proud of our ever expanding YouTube channel.

We are also very proud of our highly popular eBay store, check us out there too.

The post 40mm x 40mm x 4mm Mild Steel Tube Square Box Section appeared first on Speciality Metals.

90mm x 90mm x 3mm Mild Steel Box Tubing Hollow Section

yt34wghs — Wed, 20 Jul 2022 15:43:21 +0000

90 x 3mm Square Steel Box Tubing

Speciality Metals is one of the leading suppliers of mild steel box tubing in the United Kingdom. Additionally, in addition to stocking only the best products, we provide the most helpful customer service by providing bespoke cutting and fast shipping.

Steel box tubing is a highly versatile and durable option for a wide range of industrial applications. The 90mm x 90mm x 3mm Mild Steel Box Tubing Hollow Section offered by Speciality Metals is available in various lengths and offers excellent welding, forming, bending and machining abilities. It is a cost-effective option that is also environmentally friendly since it is recyclable. Its durability and versatility make it ideal for use in construction, agriculture, automotive and other industries. Furthermore, it is a low-maintenance option that can withstand harsh weather conditions and extreme temperatures without corroding or rusting. For those looking for a reliable option, Mild Steel Box Tubing is an excellent choice.

Mild Steel

Bending & Forming – Fair. You could only bend this tubing with bending tools but not by hand
Corrosion Resistance – Poor. Mild steel is uncoated, so there is no additional protection against corrosion
Machining & Grinding – Good. Mild steel is the metal choice for many forms of machining and grinding, but stainless steel can also offer good results
Welding – Excellent. You could easily weld with this tubing to suit your requirements
Painting – Good. We suggest that a mild steel product is always used when a layer of paint needs to be applied. Galvanised and stainless steel will not take paint
Wear Resistance – Fair. As there is no protective layer, we suggest stainless steel or galvanised steel if you require a stronger wear resistance

Key information:

Shape – Square Box Section
Grade – S235JRH
Hot or Cold Rolled – Cold Rolled
Box Outer Size – 90 x 90mm
Wall Thickness – 3mm

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

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 round tube options that compliment our mesh range perfectly.

FAQs About This Product

Can Steel Box Tubing be Used for Decorative Purposes?

Steel box tubing, especially mild steel box tubing, is often employed for decorative purposes in various settings due to its versatility, durability and sleek appearance.

In interior design and architecture, steel box tubing can be fashioned into stylish furniture pieces, from minimalist coffee tables to modernist chairs, blending seamlessly with contemporary aesthetics. Its geometric form lends itself to clean lines and structures, fitting perfectly within urban and industrial-themed spaces.

Outside the confines of interiors, steel box tubing is used to create decorative outdoor installations, fences and railings. When combined with materials like glass or wood, it can serve as a contrasting element, bringing an edgy yet sophisticated touch to the design.

Another advantage of steel box tubing is its adaptability in terms of finishing. It can be painted in any color to suit the theme of the space, powder coated for a durable and vibrant finish, or even polished for a refined look. The material can also be left raw or treated to develop a patina over time, providing a rustic and industrial charm.

Artists and sculptors have also embraced steel box tubing for abstract installations and sculptures, appreciating its durability and the starkness of its form.

Furthermore, with the trend of repurposing and upcycling, DIY enthusiasts are using steel box tubing in various creative ways, from lamp stands to wall art.

Are There Health or Safety Concerns When Working with Steel Box Tubing?

Physical Injury: The edges of freshly cut steel tubing can be sharp, posing a risk of cuts and abrasions. Lifting or transporting heavy lengths of steel tubing can also result in musculoskeletal injuries if not done properly.
Welding and Cutting Hazards: When welding or cutting steel box tubing, workers are exposed to intense light, which can damage the eyes if proper eyewear isn’t used. Welding can also produce harmful fumes that may be hazardous when inhaled. Proper ventilation is crucial, as are welding masks and other personal protective equipment (PPE).
Fire Risk: The processes of welding, cutting or grinding steel can produce sparks, which may ignite flammable materials nearby.
Noise: Cutting, grinding and other fabrication processes can be noisy and may pose a risk to hearing over time. It’s advisable to wear hearing protection in these settings.
Chemical Exposure: If the steel tubing is coated or treated with certain chemicals (e.g., paints, solvents or rust inhibitors), workers may be exposed to these substances during cutting or welding. These can be harmful when inhaled or upon skin contact.
Vibration: Tools used in cutting, grinding or polishing can produce vibrations, which may cause hand-arm vibration syndrome (HAVS) if workers are exposed for extended periods without proper protection.
Collapse or Falling Objects: Improperly stored or stacked steel tubing can collapse, posing a risk of injury. It’s vital to store them correctly, ensuring that stacks are stable and not too high.
Thermal Burns: Freshly welded or cut steel retains heat and can cause burns upon contact. It’s essential to allow recently worked materials to cool or to handle them with appropriate PPE.
Respiratory Hazards: Fine dust and particulates can be generated during grinding or cutting, which may be harmful when inhaled. Wearing appropriate masks or respirators and ensuring proper ventilation is crucial.
Electrical Hazards: If welding equipment is not correctly grounded or if it’s used in damp conditions, there’s a risk of electrical shocks.

How Do I Join Steel Box Tubing to Other Materials, such as Wood or Plastic?

1. Steel to Wood:

Bolting or Screwing: Drill holes into the steel tubing and wood. Use bolts with washers and nuts or appropriate wood screws. This method ensures a strong mechanical connection.
Brackets and Connectors: There are various metal connectors and brackets available that can join steel to wood. These connectors are typically bolted or screwed onto both materials.
Adhesives: For non-structural connections, certain strong adhesives or construction glues can bond steel to wood. However, this is less secure than mechanical fasteners.

2. Steel to Plastic:

Bolting: Much like the wood, you can drill holes into both the steel and the plastic (assuming the plastic is thick and durable enough) and then bolt them together.
Brackets: Use metal brackets that can be screwed or bolted to the steel, with another side designed for plastic connections.
Adhesives: Depending on the type of plastic, there are adhesives formulated specifically for bonding plastic to metals. Epoxy resins are often a popular choice for such applications.
Welding or Soldering: For certain plastics, especially thermoplastics like ABS, it’s possible to bond them to metal using a soldering iron or special plastic welder. This melts the plastic onto the metal, creating a bond. Care needs to be taken to prevent damaging the plastic or the metal.

General Tips:

Surface Preparation: For both adhesive and mechanical connections, preparing the surfaces is crucial. This may involve cleaning, sanding or roughening the surface to ensure a strong bond or secure fastening.
Correct Fasteners: Always use the appropriate screws, bolts or other fasteners designed for the specific material you’re working with. For example, wood screws are made to grip wood securely and shouldn’t be used as substitutes for metal screws.
Reinforce When Necessary: If the joint is going to be under significant stress, consider using additional reinforcement, like larger brackets, multiple screws or supplementary adhesive.
Safety: Always ensure safety by wearing appropriate personal protective equipment (PPE), such as gloves, safety glasses or hearing protection, depending on the task at hand.

Check out our blog discussing what is a steel box section. It will prove a useful read to help you to make an informed decision on which material would work best for you.

We are also very proud of our ever expanding YouTube channel.

We are also very proud of our highly popular eBay store, check us out there too.

The post 90mm x 90mm x 3mm Mild Steel Box Tubing Hollow Section appeared first on Speciality Metals.

80mm x 80mm x 3mm Mild Steel Section Square Metal Tube

yt34wghs — Wed, 20 Jul 2022 15:36:01 +0000

80 x 3mm Steel Square Metal Tube

Speciality Metals is one of the leading suppliers of mild steel square metal tube in the United Kingdom. Additionally, in addition to stocking only the best products, we provide the most helpful customer service by providing bespoke cutting and fast shipping.

When it comes to choosing materials for your project, the 80mm x 80mm x 3mm Mild Steel Section Square Metal Tube by Speciality Metals is an excellent option to consider. Not only is it available in various lengths, but it also boasts durability, versatility and cost-effectiveness. This recyclable material is popular among builders, engineers and manufacturers for its excellent welding, forming, bending and machining abilities. Its unique shape makes it ideal for building frames, furniture and structures that require a sturdy, square base. With its long-lasting properties and robust nature, this square metal tube is an excellent choice for projects that require strength, stability and longevity.

Mild Steel

Bending & Forming – Fair. You could only bend this tubing with bending tools but not by hand
Corrosion Resistance – Poor. Mild steel is uncoated, so there is no additional protection against corrosion
Machining & Grinding – Good. Mild steel is the metal choice for many forms of machining and grinding, but stainless steel can also offer good results
Welding – Excellent. You could easily weld with this tubing to suit your requirements
Painting – Good. We suggest that a mild steel product is always used when a layer of paint needs to be applied. Galvanised and stainless steel will not take paint
Wear Resistance – Fair. As there is no protective layer, we suggest stainless steel or galvanised steel if you require a stronger wear resistance

Key information:

Shape – Square Box Section
Grade – S235JRH
Hot or Cold Rolled – Cold Rolled
Box Outer Size – 80 x 80mm
Wall Thickness – 3mm

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

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 round tube options that compliment our mesh range perfectly.

FAQs About This Product

How do you Store Mild Steel Square Metal Tube?

Clean Environment: Before storing, ensure that the tubes are free from dirt, grease and any other contaminants. A clean storage environment prevents the accumulation of moisture and other substances that can promote rusting.
Rack Storage: Ideally, mild steel tubes should be stored on racks, keeping them off the ground. This allows air to circulate around the tubes, reducing the chance of moisture build-up. Racks also make it easier to organise and access tubes of different sizes.
Dry Surroundings: The storage area should be dry and well-ventilated. Moist environments can cause the steel to corrode. If you’re in a region with high humidity, consider using dehumidifiers or storing the tubes inside an enclosed space with controlled humidity.
Stacking and Support: If stacking the tubes, ensure they are supported adequately to prevent bending or deformation. Using wooden or metal spacers between stacks can help distribute weight evenly.
Protection from the Elements: If stored outside, tubes should be covered with a waterproof tarp or canopy to protect against rain and direct sunlight. Direct exposure to elements can accelerate corrosion.
Avoid Contact with Corrosive Substances: Store away from chemicals or other materials that can corrode the steel. Also, if tubes are stored near other metals, ensure there’s no risk of galvanic corrosion (a type of corrosion that occurs when two different metals come into contact in the presence of an electrolyte).
Regular Inspection: Periodically inspect the stored tubes for any signs of rust or damage. If any corrosion is spotted, consider moving them to a drier location or addressing the moisture issue in the storage area.
Long-term Storage: For tubes that will be stored for an extended period, consider using rust inhibitors or protective coatings to provide additional protection against corrosion.
Safety Considerations: Ensure that the storage area is free from trip hazards and that tubes are securely stored to prevent them from falling or rolling, which could pose a danger.
Inventory Management: Label and organise tubes according to size, type or other relevant factors. This will make it easier to locate specific tubes and track inventory levels.

How does Square Metal Tube Handle Seismic Activities?

The ability of square metal tubes, particularly those made of mild steel, to handle seismic activities is an essential consideration in construction, especially in earthquake-prone areas. Mild steel’s inherent ductility allows it to absorb and dissipate energy effectively, making it particularly suitable for seismic applications.

In seismic events, structures are subjected to dynamic loads that can induce both lateral and vertical forces. Square metal tubes, when designed and connected correctly, can provide significant resistance to these forces. Their geometric shape distributes loads uniformly and ensures that the stress is spread out evenly, minimising the chances of buckling or structural failure.

Furthermore, the connections between these tubes play a crucial role in their seismic performance. Welded and bolted connections, when done right, ensure that the structure behaves as a cohesive unit, moving together during an earthquake. This unified movement prevents localised failures that can lead to a domino effect in larger structures.

The hollow nature of the square metal tubes also means they have a high strength-to-weight ratio. This is beneficial in seismic design since lighter structures tend to perform better during earthquakes due to having lower inertia forces acting upon them.

Are There Coatings that can Make Square Metal Tube More Aesthetically Pleasing?

Yes, there are various coatings available that can not only enhance the appearance of square metal tubes but also provide added protection against environmental factors.

Paint: One of the most straightforward options, paint can be applied to square metal tubes in almost any color or finish, from matte to high-gloss. Before painting, the surface should be prepared by cleaning and possibly priming to ensure good adhesion and longevity.
Powder Coating: This is a dry finishing process that provides a very durable and aesthetically pleasing surface. Powder coating involves applying a dry powder to the metal and then curing it under heat, resulting in a smooth and uniform layer that’s resistant to scratching, chipping and fading.
Galvanisation: While primarily used for its anti-corrosive properties, galvanised steel also has a distinctive shiny, silver appearance that some find appealing, especially in industrial or rustic design contexts.
Chrome or Nickel Plating: These processes involve applying a thin layer of chrome or nickel to the surface of the metal. The result is a highly reflective, mirror-like finish, popular for certain decorative or design-focused applications.
Anodising (for Aluminum Tubes): Anodising is a process that increases the thickness of the natural oxide layer on the surface of metal parts, giving them a durable, corrosion-resistant finish. It can also introduce color to the aluminum, resulting in a wide array of decorative options.
Patina or Oxidised Finish: For those seeking a vintage or aged look, certain chemical treatments can induce a controlled oxidization process, giving the metal tube a patina or weathered appearance.
Vinyl Wraps: Just like vehicles can be wrapped in vinyl for advertising or customisation purposes, metal tubes can also be wrapped in vinyl films of various colors, patterns, or designs. This not only changes the appearance but also offers a degree of surface protection.
Decorative Films or Laminates: Similar to vinyl wraps, decorative films or laminates can be applied to the tube’s surface, offering both aesthetic and functional benefits like UV protection or added scratch resistance.

Check out our blog discussing what is a steel box section. It will prove a useful read to help you to make an informed decision on which material would work best for you.

We are also very proud of our ever expanding YouTube channel.

We are also very proud of our highly popular eBay store, check us out there too.

The post 80mm x 80mm x 3mm Mild Steel Section Square Metal Tube appeared first on Speciality Metals.

75mm x 75mm x 3mm Mild Steel Square Section Box Tube

yt34wghs — Wed, 20 Jul 2022 15:32:05 +0000

75 x 3mm Square Steel Section Box

Speciality Metals is one of the leading suppliers of mild steel square section box tube in the United Kingdom. Additionally, in addition to stocking only the best products, we provide the most helpful customer service by providing bespoke cutting and fast shipping.

If you’re in the market for a durable and versatile steel tube, look no further than Speciality Metals’ 75mm x 75mm x 3mm Mild Steel Square Section Box Tube. With a range of lengths available, this cost-effective option is perfect for a variety of projects and applications. Not only is it recyclable, but it also boasts excellent welding, forming, bending and machining abilities, making it a smart choice for any DIY enthusiast or professional. So whether you’re building a structure, creating an art installation, or simply need a reliable material for your latest project, this section box tube won’t disappoint.

Mild Steel

Bending & Forming – Fair. You could only bend this tubing with bending tools but not by hand
Corrosion Resistance – Poor. Mild steel is uncoated, so there is no additional protection against corrosion
Machining & Grinding – Good. Mild steel is the metal choice for many forms of machining and grinding, but stainless steel can also offer good results
Welding – Excellent. You could easily weld with this tubing to suit your requirements
Painting – Good. We suggest that a mild steel product is always used when a layer of paint needs to be applied. Galvanised and stainless steel will not take paint
Wear Resistance – Fair. As there is no protective layer, we suggest stainless steel or galvanised steel if you require a stronger wear resistance

Key information:

Shape – Square Box Section
Grade – S235JRH
Hot or Cold Rolled – Cold Rolled
Box Outer Size – 75 x 75mm
Wall Thickness – 3mm

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

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 round tube options that compliment our mesh range perfectly.

FAQs About This Product

Are There Any Common Issues or Concerns with Mild Steel Section Box?

Corrosion: The most common concern with mild steel is its susceptibility to rust when exposed to moisture and oxygen. Without proper protection, such as paint, galvanisation or other coatings, it can corrode quickly, especially in humid or marine environments.
Strength Limitations: Mild steel, compared to high-strength steels, has a lower yield strength. This means that for specific heavy-duty applications, it may not be the most suitable choice unless designed with thicker walls or supported with other reinforcing methods.
Weldability: While mild steel is generally easy to weld, the process can introduce residual stresses or affect the properties near the welded zone. Proper welding techniques and post-weld treatments are essential to maintain the integrity of the section.
Dimensional Tolerances: As with all manufacturing processes, there can be variations in the final product’s dimensions. It’s crucial to check the dimensional tolerances if precision is required for a particular application.
Weight: Due to its solid nature, mild steel is heavier than other materials like aluminum. This can be a concern for projects where weight is a critical factor.
Aesthetic Concerns: Over time, especially if not properly protected, mild steel can undergo aesthetic changes, like developing a patina or rust. This might not be desirable for all applications.
Thermal Conductivity: Mild steel has a high thermal conductivity compared to insulating materials, which means it might not be the best choice for applications requiring thermal insulation.
Chemical Reactivity: Mild steel can react with certain chemicals, leading to corrosion or degradation. It’s essential to consider the environment in which the steel will be placed and any chemicals it may be exposed to.

What Maintenance is Required for Mild Steel Section Box Structures?

Regular Inspections: It’s essential to regularly inspect mild steel structures for signs of rust, corrosion, wear or any physical damage. Check welds, connections and any areas that might retain water or are in contact with corrosive substances.
Cleaning: Remove accumulated dirt, debris and contaminants. Depending on the environment, this might need to be done more or less frequently. In marine or industrial atmospheres, where salt or chemicals are prevalent, cleaning should be more regular.
Rust Removal: If rust spots appear, they should be promptly addressed. This can be done using wire brushes, sandpaper or chemical rust removers. Once the rust is removed, the exposed area should be repainted or treated to prevent future rusting.
Repainting/Recoating: If the paint or coating shows signs of wear or damage, consider repainting or recoating the affected area. Proper surface preparation, including cleaning and priming, is crucial to ensure the new paint or coating adheres well.
Galvanic Corrosion: If the mild steel is in contact with a more noble metal (like copper or stainless steel) and both are exposed to an electrolyte (like water), galvanic corrosion can occur. Use insulating materials or coatings to prevent direct contact between dissimilar metals.
Drainage: Ensure that the design of the structure allows water to drain off easily. Prolonged water retention can accelerate corrosion, especially in the inner sections of the box.
Lubrication: If the structure has moving parts, like in some gate or machinery applications, regular lubrication might be necessary to prevent wear and ensure smooth operation.
Environmental Considerations: Be aware of any changes in the structure’s environment. For example, if a previously dry area becomes regularly wet or if a new source of chemical exposure is introduced, the structure might require additional protective measures.
Replacement of Damaged Sections: In cases where damage or corrosion is extensive, it might be more efficient to replace the affected section rather than repair it.

Are There Any Alternatives to Steel for Mild Steel Section Box?

Aluminum Box Sections: Aluminum is lighter than steel and naturally resistant to corrosion without the need for additional treatments. It is especially useful where weight is a concern, such as in transportation or certain architectural applications. However, aluminum generally has a lower tensile strength compared to steel.
Stainless Steel Box Sections: Unlike mild steel, stainless steel has inherent corrosion resistance due to the presence of chromium. It is ideal for applications in aggressive environments or where a polished appearance is desired. However, stainless steel is typically more expensive than mild steel.
Galvanised Steel Box Sections: While still steel, these sections have been coated with zinc to provide increased corrosion resistance. They combine the strength of steel with better protection against the elements.
Fiberglass or Composite Sections: These are lightweight and resistant to corrosion. While they don’t have the same strength as metals, they can be suitable for certain applications, especially where insulation or resistance to electrical conductivity is essential.
Copper or Brass Box Sections: Less common and more expensive, these materials are chosen for specific applications because of their aesthetic or conductive properties.
PVC or Plastic Box Sections: These are used in applications where strength isn’t a primary concern but where resistance to corrosion, chemicals or electrical conductivity is essential. They’re commonly used in non-structural parts of buildings or for conduits.
Structural Timber: For some applications, especially in residential construction, timber beams can be used as an alternative to steel sections. They provide a different aesthetic and are renewable but have limitations concerning durability, strength and susceptibility to pests.

Check out our blog discussing what is a steel box section. It will prove a useful read to help you to make an informed decision on which material would work best for you.

We are also very proud of our ever expanding YouTube channel.

We are also very proud of our highly popular eBay store, check us out there too.

The post 75mm x 75mm x 3mm Mild Steel Square Section Box Tube appeared first on Speciality Metals.

70mm x 70mm x 3mm Mild Steel Square Tube Box Section

yt34wghs — Wed, 20 Jul 2022 15:24:42 +0000

70 x 3mm Mild Steel Square Tube

Speciality Metals is one of the leading suppliers of mild steel square tube box section in the United Kingdom. Additionally, in addition to stocking only the best products, we provide the most helpful customer service by providing bespoke cutting and fast shipping.

Speciality Metals offers a versatile and cost-effective solution to structural applications with their 70mm x 70mm x 3mm Mild Steel Square Tube Box Section. This durable option comes in various lengths and boasts excellent welding, forming, bending and machining abilities to fit any project needs. As a recyclable material, you can be sure that you’re also making an environmentally conscious decision. With its versatility and strength, the mild steel square tube is the perfect option for a wide range of applications ranging from construction to furniture, providing both stability and aesthetic appeal.

Mild Steel

Bending & Forming – Fair. You could only bend this tubing with bending tools but not by hand
Corrosion Resistance – Poor. Mild steel is uncoated, so there is no additional protection against corrosion
Machining & Grinding – Good. Mild steel is the metal choice for many forms of machining and grinding, but stainless steel can also offer good results
Welding – Excellent. You could easily weld with this tubing to suit your requirements
Painting – Good. We suggest that a mild steel product is always used when a layer of paint needs to be applied. Galvanised and stainless steel will not take paint
Wear Resistance – Fair. As there is no protective layer, we suggest stainless steel or galvanised steel if you require a stronger wear resistance

Key information:

Shape – Square Box Section
Grade – S235JRH
Hot or Cold Rolled – Cold Rolled
Box Outer Size – 70 x 70mm
Wall Thickness – 3mm

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

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 round tube options that compliment our mesh range perfectly.

FAQs About This Product

How Does Mild Steel Square Tube Perform in Acidic or Alkaline Environments?

Mild steel square tubes, when exposed to acidic or alkaline environments, can face corrosion challenges. The pH of the environment, which measures its acidity or alkalinity, significantly impacts the rate of corrosion. In acidic conditions, with a pH below 7, mild steel tends to corrode rapidly as the acid reacts with the iron, producing iron salts and hydrogen gas. Alkaline environments, with a pH above 7, can also be corrosive, especially if the alkalinity is due to salts that can break down and form corrosive substances. This corrosion in both settings can compromise the structural integrity of the tube over time. Protective measures, like coatings or paints, are vital. Coatings such as epoxy, zinc or even specialised acid or alkali-resistant paints, can provide a barrier, preventing the corrosive agents from coming into direct contact with the steel. If mild steel square tubes are to be used in such challenging environments, it’s crucial to regularly inspect them for signs of corrosion and maintain their protective coatings effectively.

Can Mild Steel Square Tube be Used as Electrical Conduit?

Mild steel square tube, while capable of serving as an electrical conduit, presents certain challenges that need addressing. Mild steel’s inherent susceptibility to corrosion, especially in humid environments, makes it necessary to employ protective coatings like galvanisation to ensure its longevity and maintain electrical integrity. Moreover, being a conductor, it can act as a grounding conduit but is also susceptible to magnetic fields, which could lead to interference in some setups. Additionally, its weight and rigidity, being greater than alternatives like PVC or aluminum, might pose installation challenges. It’s also pivotal to recognise that local building and electrical codes might have specific conduit requirements regarding grounding and fire resistance, which could affect the suitability of mild steel. In essence, while feasible, using mild steel square tube as an electrical conduit demands careful consideration of its attributes and potential protective measures, balanced against local regulations and the advantages of other conventional materials.

How Does UV Exposure Affect Mild Steel Square Tube?

Mild steel square tube, when exposed to ultraviolet (UV) radiation, doesn’t experience direct deterioration from the UV rays themselves, as UV radiation primarily affects organic materials like plastics. However, the secondary effects of prolonged UV exposure can be problematic. UV rays can break down paints, coatings and other protective layers applied to the steel surface, making it more susceptible to environmental elements. Once these protective layers are compromised, the mild steel becomes vulnerable to moisture, oxygen and other corrosive agents, accelerating the rusting process. In areas with strong sunlight, the heat accompanying UV exposure can exacerbate the rate of thermal expansion and contraction of the steel, which may impact the structural integrity over time, especially if the steel is under continuous load. To safeguard mild steel square tubes from the detrimental effects of UV exposure, it’s advisable to use UV-resistant coatings and paints and to perform regular maintenance checks to ensure that the protective layers remain intact and effective.

Check out our blog discussing what is a steel box section. It will prove a useful read to help you to make an informed decision on which material would work best for you.

We are also very proud of our ever expanding YouTube channel.

We are also very proud of our highly popular eBay store, check us out there too.

The post 70mm x 70mm x 3mm Mild Steel Square Tube Box Section appeared first on Speciality Metals.