Top 10 Best square tube in 2026

Main highlights

• •[6063-T52 ALUMINUM SQUARE TUBING] Premium aluminum square tubing alloy 6063-T52, ASTM B221 compliant. Dimensions: 1-1/4" x 1-1/4" square tube, 1/8" wall thickness (0.125"), 36" length. Strong, lightweight & corrosion resistant.
• •[MILL FINISH | EASY TO FABRICATE] Delivered in clean mill finish ready for machining, welding, drilling, cutting, or bending. Ideal aluminum tube stock for frames, cages, structural supports, and custom fabrication.
• •[STRUCTURAL & ARCHITECTURAL USE] Perfect for architectural framing, furniture, railing, machine guards, cages, and intake frames. Compatible with 80/20 aluminum style framing systems and versatile square metal tubing designs.
• •[LIGHTWEIGHT & DURABLE] 6063 alloy offers excellent corrosion resistance, strength, and formability. Great alternative to steel or stainless tubing for lighter builds. Use for telescoping square tubing, rectangular pipe, and structural projects.
• •[ONLINE METALS QUALITY] Trusted supplier of aluminum tubing, square aluminum tube, and rectangular tubing. Every piece is cut to spec and inspected for consistent performance in industrial, DIY, and architectural applications.

Main highlights

• •6063 T5 aluminum
• •Suitable for most light and medium duty projects
• •Can be welded using Forney or similar aluminum mig wire, arc rod, or gas welding specialty rods
• •This item has no retail packaging
• •Made in the united states

Main highlights

• •Pipe Tubing Size：20mm(0.78")x 20mm(0.78")x 420mm(16.5"),1mm(0.04") wall thickness,4 Pcs
• •Material：Metal tubing is made of 6063 aluminum,6063 aluminum tube smooth surface seamless with light mass and medium strength,good processing performance,corrosion resistance,high toughness,weldability,long-lasting durability and processing is not easy to deform.
• •Characteristic：6063 aluminum material with T5 temper treatment for increasing strength and meeting standard mechanical property requirements.
• •Characteristic：Aluminum tubing has excellent heat dissipation properties,making them great for use in applications where heat is a concern.
• •Applications：6063 aluminum tube used in architectural applications,furniture,pipe railings,outdoor gardening,handicraft and industrial use.Can be used in DIY projects,crafts, building models,car models,aluminum frames,gardening products,etc.

Main highlights

• •Perfect for construction, home decoration, industry machinery equipment, crafting models, furniture frames, art installations, or repair supports. Use in robotics, shelving, garden structures, or automotive. Its compact size and lightweight is applicable to a diverse range of projects.
• •Color: Silver Tone; Material: 6063 Aluminum (T5); Total Size: 38 x 38 x 406.4 mm / 1.5 x 1.5 x 16 inch; Thickness: 2mm / 0.08 inch; In the package of: 2 x Aluminum Square Tubing
• •This tubing shines with rust resistance and lightweight, perfect for projects demanding both portability and rigidity. Its smooth surface and edges ensure safe handling, while the square profile allows seamless integration into frames, prototypes, or decorative builds.
• •Our square aluminum tubes support a range of processes including punching, slotting, CNC/laser precision cutting, as well as TIG/MIG welding. Additionally, you can do some surface treatments such as anodizing, sandblasting, painting, electrophoresis, or wood grain transfer based on your specific requirements, catering to diverse needs. This means you can customize the shape and appearance of the square aluminum tubes to your preferences and project specifications.
• •Always wear gloves and eye protection during cutting or welding. Also, please note the aluminum melting point limits for high temperature applications.

Main highlights

• •[Material] - 6063 aluminum with light mass, medium strength, processing performance, good corrosion resistance, high toughness, weldability, and processing is not easy to deform.
• •[T5 Temper] - T5 temper with heat treated and artificially aged for increasing strength and meeting standard mechanical property requirements.
• •[Features] - Smooth surface without a seam and is available in an extruded structural or a drawn seamless aluminum square tube for precision applications.
• •[Application] - Widely used in a variety of industrial structural parts that require a certain strength and corrosion resistance. Commonly used in industrial fittings, machinery and equipment, architectural decoration, DIY crafts, static models, frames, gardening ornaments, etc.
• •[Notice] - Surface without sanded or polished. It can be processed according to the length you need and can be welded with the right equipment.

Main highlights

• •[1]: APPLY TO - Commonly used in home furnishing, DIY crafts, models, etc. Great for custom fabrication projects such as home repair, home decorations, frames, handrails, fences, models, crafts, gardening ornaments, etc.
• •[2]: SPECIFICATION - Outer Width: 8mm x 8mm/0.31" x 0.31"; Wall Thickness: 1mm/0.04"; Length: 300mm/11.81"
• •[3]: DESIGN - The tube's surface is smooth and seamless which is great for home decorations and precision applications.
• •[4]: ADVANTAGE - 6063 aluminum material with T5 temper treatment for high strength, weldability, and corrosion resistance.
• •[5]: QUANTITY INCLUDED - 4 x 6063 Aluminum Tube

Main highlights

• •Package Includes: our package includes 1 x aluminum tube; With no complicated extras or parts, it makes the installation process much easier, offering an effortless and stress-free solution
• •Size: the aluminum rectangular tubing is about 1.73'' in height, 3'' in width, 0.125'' in wall thickness, and 48'' in length; Due to Products are produced in metric, with tolerances, please carefully check the product size before ordering
• •Quality Material: made from 6063 aluminum, the rectangular tubing offers not only durability but also resistance to corrosion ensuring a long-lasting product; The aluminum is carefully used to provide nice performance and longevity, allowing you to make the most of its application
• •Multi-application: versatility should never be undervalued; Enjoy the convenience of a product that offers multiple applications; Our aluminum tubing is not only limited to the construction industry, but it can also be used in crafts, industrial projects, and many more areas due to its versatile nature
• •Endurance and Durability: longevity is key in any product and our aluminum rectangle tube is designed with this in mind; The durability factor ensures the tube will withstand the rigors of its intended use, regardless of the environment, providing you consistent performance over time without compromise

Main highlights

• •Package Includes: you will receive 2 pieces of 6063 aluminum rectangular tubing in total, which are enough to meet your use and replacement needs, or share with others who are in need
• •Quality Material: the aluminum tube is made of 6063 aluminum, which is sturdy and durable, with good corrosion resistance and good mechanical processing performance, giving you a nice user experience
• •Size Information: the aluminum rectangle tube is about 2'' in height, 4'' in width, 0.125'' in wall thickness, and 12'' in length; Please carefully check the product size before ordering
• •Weldable and Cuttable: the aluminum rectangular tubing can be cut and welded according to usage scenarios and purposes, so as to satisfy your various demands at work or in daily life
• •Wide Range of Applications: this aluminum tubing has a wide range of uses, which can be applied for automobiles, marine, spare and accessory parts, electrical components, and so on

Main highlights