| Product Name | Rectangular Aluminum Tubing |
| Material | Aluminum 6061, 6063, etc |
| Detailed Size | As per customized design |
| Finishing | Anodized, Polished, Mill finished |
| Payment Terms | TT, L/C at sight |
| Reference Standard | ISO9001, ISO14001 and IATF16949 |

Customizable Rectangular Aluminum Tubing for Engineering Projects
Kaixin provides professional processing services for rectangular aluminum tubing. Using good-quality aluminum alloy extrusion, the tubing delivers both strength and lightweight performance, corrosion resistance, and dimensional stability. Its precise, customizable profiles make it ideal for frameworks, machinery structures, architectural projects, and other engineering applications. With over 18 years of experience, Kaixin delivers tailored solutions to meet complex design requirements, ensuring high-performance, reliable components for any structural project.
Benefits Of Rectangular Aluminum Tubing
Lightweight
Aluminum is a lightweight metal, making it easy to transport and install. Kaixin's precise extrusion and CNC machining processes ensure that rectangular aluminum tubing maintains its lightweight advantage while achieving accurate dimensions and consistent structural performance.
01
Corrosion Resistance
Despite being relatively light, aluminum rectangular tubing offers excellent resistance to corrosion, weather, impact, and thermal stress. Kaixin's fully automated anodizing line ensures a uniform, durable surface, enhancing corrosion protection and long-term performance.
02
Rigidity
Rigidity is crucial, as it allows the tubing to be used in various structural applications while maintaining the required stability.
03
Cost-Effectiveness
Aluminum is generally less expensive than steel on the market, making it a more economical choice for many applications.
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Aluminum Vs. Steel Tubing
In engineering structures, machinery manufacturing, and building frameworks, aluminum tubes and steel tubes are the two most commonly used materials. They differ significantly in performance, weight, processing methods, and application fields. Understanding these differences helps ensure proper material selection based on specific project requirements.
Lighter Weight, Higher Efficiency
Aluminum has a lower density, significantly reducing component weight. It is ideal for industries requiring weight reduction, improved energy efficiency, or enhanced mechanical responsiveness.
Strength Performance & Structural Requirements
Steel generally offers higher absolute strength than aluminum, but aluminum has an excellent strength-to-weight ratio, being both lightweight and sufficiently strong. This makes aluminum tubing more cost-effective in applications that demand both strength and reduced weight, such as machinery frames, supports, and automation structures.
Easier Machining, Suitable For Complex Designs
Aluminum extrusion allows more flexible cross-sectional designs, whereas steel has more limited forming freedom. Due to its superior machinability, aluminum is widely used in equipment frames, housings, and structural components.
Whether you need high-strength structural rectangular aluminum or decorative profiles with excellent surface finish, Kaixin can provide the right alloy materials and customized solutions to meet your requirements.
| Alloy | Intensity | Weldability | Anodized | Formability | Recommended Applications |
| 6061 | High | Yes | Fair | Good | Industrial structural parts, mechanical frames, transportation equipment |
| 6063 | Medium | Yes | Excellent | Excellent |
Door and window profiles, architectural decoration, display structures |
| 6082 | High | Yes | Good | Fair | Heavy-duty frames, robotic arms, vehicle chassis |
| 6005A | Medium | Yes | Fair | Excellent | Automation systems, curtain wall frames, transmission structures |
| 6060 | Medium | Yes | Excellent | Excellent | Exhibition equipment, decorative structures, light applications |
| 7075 | Very high | No | Fair | Poor | Aerospace structural parts, fixtures, sports equipment |
| 2024 | High | No | Fair | Fair | Aircraft structures, fasteners, high fatigue situations |
| 5052 | Medium | Yes | Anodized | Excellent | Storage tanks, hulls, pipe shields |
| 5083 | Medium | Yes | Anodized | Fair | Ship decks, chemical containers, pressure vessels |
Kaixin: Under One-Roof Service

Aluminum Extrusion Process
Kaixin operates 600–5,500T aluminum press lines, capable of producing rectangular aluminum tubing with cross-section widths up to 500 mm and customizable lengths, with a monthly output exceeding 200 tons. This meets the mass production requirements of your projects.
Precision CNC Machining
Equipped with over 25 CNC machining centers (3/4/5-axis), monthly output exceeds 55,000 pieces, and we maintain dimensional tolerances within ±0.02 mm. Our capabilities-including milling, drilling, tapping, and slotting-allow us to produce CNC-machined rectangular aluminum tubing in a single setup, improving accuracy and efficiency while ensuring excellent structural stability for various high-performance applications.


Automated Anodizing Line
Using a fully automated anodizing production line, Kaixin ensures that your every piece of anodized aluminum tubing achieves consistent quality, uniform color, and dense, durable surface coatings. This automated process enhances corrosion resistance and appearance while supporting stable, high-efficiency production.
Experienced Engineering Team
With over 20 years of industry experience, our engineering team can optimize designs to meet manufacturability, structural strength, and thermal management requirements. We provide customized solutions from prototyping to mass production.

Application Of Rectangular Aluminum Tubing
Network Communication Cabinets
Used for housing routers, switches, firewalls, fiber optics, patch panels, and other networking equipment. Modular panels are typically secured to the cabinet using rectangular aluminum tubing, facilitating easy maintenance and replacement.
Server Cabinets
Used for installing servers, disk arrays, UPS units, and other IT equipment. Aluminum rectangular tubing can support heavier devices while ensuring smooth insertion and removal, making hardware maintenance, cable management, and hard drive replacement more convenient.
Industrial Control Cabinets
In the field of industrial automation, these cabinets house PLCs (Programmable Logic Controllers), industrial computers, inverters, power modules, and more. Aluminum frame rails can withstand vibrations in industrial environments while ensuring equipment stability and maintainability.
Audio/Video Equipment Cabinets
Aluminum rectangle tube used for installing mixers, audio processors, video matrices, amplifiers, and other professional equipment, allowing organized equipment management and cable connections.
Frequently Asked Questions
Can Kaixin Aluminum produce custom-sized rectangular aluminum tubing for my specific project?
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Yes! Our team of experts can work with you to create various kinds of aluminum tubing that meet your exact specifications, ensuring seamless integration into your project.
How does you ensure timely delivery of my order?
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With our efficient production process, utilizing 25 state-of-the-art CNC machines and a skilled workforce, we are able to produce high-quality aluminum components quickly, ensuring your project remains on track.
What security measures do you have in place to protect our proprietary designs and data?
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We strictly adhere to non-disclosure agreements (NDAs) to protect all your sensitive information. Your design proposals, drawings, and project details will never be disclosed to any third party without authorization. Our ISO-certified data management system ensures complete confidentiality throughout the entire production and delivery process.
What kind of surface treatments are available?
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We offer a range of surface treatment options, including anodizing (for improved corrosion resistance and aesthetics), powder coating (for enhanced durability), and chemical conversion coating (for basic protection). For specific performance requirements, other processes such as electroplating or polishing are also available.
Do you support FOB, CIF, or other Incoterms?
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Yes, we support FOB, CIF,EXW.
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