Steel Section
At Willsden Steel, we carry a wide range of steel section profile in stock for fast delivery.

Universal Beams (RSJ, H Sections, Steel Joists)
At Willsden Steel, we’ve been a trusted supplier of universal beams—also known as RSJs, H sections, girders, lintels, or steel joists—to the Yorkshire building trade for nearly 30 years. Whether you’re working on new build projects, home extensions, or structural alterations, we stock a wide range of sizes to suit domestic and commercial applications.
Popular Sizes for Residential Construction:
•152 x 89 x 16kg
•178 x 102 x 19kg
•203 x 102 x 23kg
•203 x 133 x 25–30kg
These are just a few of the many sizes available. If you require a different specification, our team is ready to help source or cut to your exact requirements.
All universal beams can be cut to length and primed with a zinc phosphate coating for corrosion protection—ready for delivery or collection.
Hollow Section (Box Section, Circular Hollow Section)
Hollow section steel, commonly referred to as box section (SHS or RHS) and circular hollow section (CHS), is a versatile structural material used across construction, engineering, and fabrication industries. Known for its strength-to-weight ratio, clean lines, and ease of fabrication, it’s ideal for steel frameworks, support columns, balustrades, trailers, and general fabrication.
At Willsden Steel, we supply a wide range of hollow sections in various sizes and wall thicknesses—cut to length and ready for immediate delivery.
Angle Section (Angle Iron)
Steel angle, also known as angle iron, is a widely used structural section with an L-shaped profile, offering excellent strength and stability for a range of construction and fabrication applications. Commonly used in frames, brackets, supports, shelving, and reinforcement, steel angles are valued for their durability and versatility.
At Willsden Steel, we stock both equal and unequal angle sections in various sizes and thicknesses, available cut to length and ready for fast delivery.
Flat Bar (Steel Strip)
Flat bar, also known as steel strip, is a versatile and easy-to-work steel section used across construction, engineering, and general fabrication. Its simple rectangular profile makes it ideal for bracing, framework, edging, repairs, and custom fabrication projects.
Available in a wide range of widths and thicknesses, Willsden Steel supplies high-quality flat bar cut to your required length—with fast turnaround and reliable delivery across the region.
Channels (U Section, C Section)
Steel channel, also known as U section or C section, is a strong and rigid structural profile commonly used in building frameworks, lintels, supports, trailers, and machinery fabrication. Its open shape allows for easy fixing and welding, making it ideal for load-bearing applications where strength and accessibility are key.
Willsden Steel stocks a wide range of channel sizes and weights, available cut to length and ready for prompt delivery to site or workshop.
Square Bar
Square bar is a solid steel section offering excellent strength, rigidity, and versatility. Commonly used in engineering, fabrication, gate making, and decorative metalwork, it’s easy to machine, cut, and weld—making it suitable for both structural and aesthetic applications.
At Willsden Steel, we stock a broad range of square bar sizes, available cut to your required length and ready for fast, reliable delivery.
Round Bar
Round bar is a solid cylindrical steel section used across a wide range of industries for its strength, versatility, and ease of machining. Ideal for shafts, pins, axles, spacers, and general fabrication, round bar is commonly used in both structural and precision engineering applications.
Willsden Steel supplies high-quality round bar in various diameters, cut to length and ready for quick delivery to suit your project requirements.
Weld Mesh
Weld mesh is a pre-fabricated steel wire grid welded at each intersection to create a strong, rigid sheet used in a wide range of applications. It’s commonly used for fencing, security panels, cages, concrete reinforcement, and animal enclosures, offering durability, strength, and ease of installation.
At Willsden Steel, we supply galvanised and self-colour weld mesh in various mesh sizes and sheet dimensions—ideal for both industrial and agricultural use.