3003 aluminum round tube is a widely-used alloy prized for its excellent formability, high weldability, and superior corrosion resistance. As a non-heat-treatable grade, it offers good strength and is easily bent or shaped without cracking. Commonly supplied in H14 temper, it is the perfect solution for applications where a balance of workability and durability is key.
Linsy 3003 aluminum round tube is a widely-used alloy prized for its excellent formability, high weldability, and superior corrosion resistance. As a non-heat-treatable grade, it offers good strength and is easily bent or shaped without cracking. Commonly supplied in H14 temper, it is the perfect solution for applications where a balance of workability and durability is key.
| Alloy | Temper | Outer Diameter (mm) | Inner Diameter (mm) | Length (mm) |
| 3003 Alu. Round Tube | F, O, H12,H14,H16 | Φ1 – 17,000mm | Φ0.5 – 1500mm | 5-20,000 |
| Length, width, and height can be customized | ||||
| Element | Percentage % |
| Si | 0.6 Max |
| Fe | 0.7 Max |
| Cu | 0.05-0.2 |
| Mn | 1.0-1.5 |
| Mg | – |
| Cr | – |
| Zn | – |
| Ti | – |
| Others/Each | 0.05 |
| Others/Total | 0.15 |
| AI | Reminder |
| Aluminum | 3003 |
| Tensile Strength,Ultimate | 40-210 Mpa |
| Tensile Strength,yield | 110-240 Mpa |
As a trusted leader in aluminum manufacturing, Linsy Aluminum offers premium 3003 aluminum round 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 provide an extensive inventory of round tubes in various diameters 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 3003 aluminum round 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.
