Linsy 6061 aluminum square tube is a leading choice for demanding structural applications. As a heat-treatable alloy, it provides a superior balance of high strength, excellent weldability, and corrosion resistance.
Commonly supplied in the T6 temper, it offers maximum rigidity and durability, making it perfect for load-bearing frameworks, machine supports, and architectural railings.
Linsy 6061 aluminum square tube is a leading choice for demanding structural applications. As a heat-treatable alloy, it provides a superior balance of high strength, excellent weldability, and corrosion resistance.
Commonly supplied in the T6 temper, it offers maximum rigidity and durability, making it perfect for load-bearing frameworks, machine supports, and architectural railings. Its precise dimensional stability and consistent quality ensure ease of fabrication and reliable performance for your most critical projects.
| Alloy | Temper | KG/M | Length (mm) |
| 6061 Alu. Square Tube | F,O,T6,T651,H112 | 180 | 5-20,000 |
| Support customization | |||
| Element | Percentage % |
| Si | 0.4-0.8 |
| Fe | 0.7 Max |
| Cu | 0.15-0.4 |
| Mn | 0.15 Max |
| Mg | 0.8-1.2 |
| Cr | 0.04-0.35 |
| Zn | 0.25 Max |
| Ti | 0.15 Max |
| Others/Each | 0.05 |
| Others/Total | 0.15 |
| AI | Reminder |
| Aluminum | 6061 |
| Tensile Strength | 130-410 Mpa |
| Elongation at Break % | 3.4-30 |
| Shear Strength | 84-210 Mpa |
As a trusted leader in aluminum manufacturing, Linsy Aluminum provides premium 6061 aluminum square tubes, certified to ISO 9001, ASTM B221, GB/T 3190, AMS, and JIS standards. With over 20 years of expertise and a 300,000-ton annual production capacity, we offer an extensive inventory of square tubes in various sizes and wall thicknesses, supporting custom dimensions and low MOQs.
Our professional team ensures rapid delivery to 20+ countries, competitive pricing, and exceptional after-sales support. Choose Linsy’s high-strength, corrosion-resistant 6061 aluminum square tubes for aerospace, automotive, and structural applications. Get a quick Quote Today!
We are both a manufacturer and a distributor.
With over 20 years of experience in the aluminum industry, we have established ourselves as a reputable Chinese aluminum factory and distributor.
Whether you require standard aluminum products or customized solutions, we have the capabilities to fulfill your requirements efficiently and effectively.
Our aluminum products meet international quality standards such as ISO9001, SGS, and ASTM etc…
We prioritize quality in every step of production to ensure the highest product quality.
Our aluminum products meet and serve various industries’ standard, including construction, automotive, shipbuilding, marine engineering, packing, aerospace, electronics, and among others.
Yes, we offer customized aluminum products tailored to your specific requirements.
We accepted small batch order, and thus we don’t necessarily require MOQ to most of our standard aluminum products.
We accept various payment methods, including T/T, and L/C. Payment terms can be discussed based on your order.
Yes, we can provide samples of our aluminum products. Please request samples, and we will be happy to assist you.
We also very welcome customers from all over the world to visit our factories and warehouses in China.
We offer a thorough warranty policy. If there are any issues regarding the quantity or quality, the buyer need to report them within 60 days of receiving the goods at the discharging port.
If the complaint is valid, we will resolve it within 30 days by providing the agreed compensation amount.
For packaging problems resulting from rough handling during loading and unloading, please contact the insurance company directly.
Lead times vary by product and order quantity.
Please contact us for estimated lead times for your specific order.
All our products are strictly tested for quality before packaging, and unqualified products will be destroyed.
We have exported to America, India, Vietnam, United Arab Emirates, Singapore, Malaysia, Indonesia, United Kingdom, Australia, Dubai, Canada, Brazil, Chile, Colombia, Kenya, and other African countries.
We have extensive experience in international logistics and can arrange shipping to your desired destination efficiently and cost-effectively.
Linsy Advantages
Linsy Aluminum is a leading supplier of aluminum processing products, serving diverse industries including aerospace, general engineering, automotive, marine, shipbuilding and other specialized industrial applications.
We are committed to maintaining the highest standards of quality and environmental responsibility, as demonstrated by our certifications: ISO 9001:2008， ISO 14001:2004 and SGS.
