6061 T6 Aluminum Square Tube
6061 T6 aluminum square tube is an aluminum alloy material that offers high strength, excellent corrosion resistance, and good weldability. After T6 heat treatment (solution heat treatment and aging treatment), its mechanical properties are significantly enhanced, making it an indispensable material in various industries. The 6061 T6 aluminum square tube is widely used in aerospace, automotive, construction, shipbuilding, and machinery manufacturing, particularly in structural components that need to withstand heavy loads.
6061 T6 Aluminum Square Tube Characteristics
High Strength
After undergoing T6 heat treatment, the strength of 6061 T6 aluminum square tube is significantly improved, allowing it to withstand heavy loads and perform excellently in load-bearing structures.
Corrosion Resistance
6061 T6 aluminum alloy has outstanding corrosion resistance, especially in atmospheric and marine environments, effectively resisting oxidation, salt spray, and other corrosive substances. Its corrosion resistance makes it an ideal material for aerospace, shipbuilding, and construction industries.
Good Weldability
6061 T6 aluminum square tube has good weldability and is suitable for common welding methods such as TIG welding and MIG welding. After welding, it maintains good mechanical properties and does not suffer from significant strength loss due to the heat-affected zone during welding.
Machinability
6061 T6 aluminum alloy has good machinability, making it easy to cut, mill, drill, and turn. It can be processed to manufacture complex structural components to meet various engineering needs.
Lightweight
As an aluminum alloy material, the 6061 T6 square tube has a low density (approximately 2.70 g/cm³), which makes it lighter than steel or other metals. This lightweight property makes it widely used in aerospace, automotive, and other industries, helping to reduce overall weight, enhance efficiency, and improve energy-saving performance.
Heat Treatability
6061 T6 aluminum alloy has good heat treatability and can further increase its strength through appropriate heat treatment processes (solution heat treatment and aging treatment). In the T6 condition, the material achieves maximum strength, making it a common choice for structural components requiring high strength.
6061 T6 Aluminum Square Tube Applications
Aerospace
Due to its lightweight and high-strength characteristics, 6061 T6 aluminum square tube is widely used in aerospace, particularly for the manufacture of aircraft frames, supports, hangers, fuselage structural components, and more.
Automotive Industry
6061 T6 aluminum square tube is commonly used in the automotive industry, especially in high-performance vehicles for components such as chassis, suspension systems, and body structures. It helps effectively reduce vehicle weight while ensuring structural strength.
Building and Structural Applications
6061 T6 aluminum square tube is also widely used in building structures, such as window and door frames, stair railings, and supporting structures. Its excellent corrosion resistance and weatherability make it ideal for outdoor applications.
Shipbuilding and Marine Applications
6061 T6 aluminum square tube is widely used in shipbuilding for components like hull structures, deck frames, hatches, supports, and more, where it can withstand the corrosion and pressures of the marine environment.
Machinery and Industrial Equipment
In machinery manufacturing, 6061 T6 aluminum square tube is used as a structural material for precision components such as frames, supports, and conveyor systems. Due to its good machinability, it can be used to make precise parts.
Furniture and Decoration
6061 T6 aluminum square tube is commonly used in the manufacture of modern furniture, especially outdoor furniture and decorative components. Its lightweight and aesthetically pleasing surface treatments make it a popular choice.
Electrical and Electronic Equipment
In electrical equipment, 6061 T6 aluminum square tube is often used for manufacturing enclosures, supports, and other structural components, providing mechanical strength and effective heat dissipation.
6061 T6 aluminum square tube, with its high strength, excellent corrosion resistance, superior machinability, and suitable heat treatability, has become an essential material in industries such as aerospace, automotive, construction, shipbuilding, and more. It can not only withstand heavy loads but also offers good weldability and machinability, making it suitable for manufacturing various complex engineering structures and precision components.
6061 T6 Aluminum Tube Mechanical Properties
| Property | Value |
| Density g/cm^3 | 3 |
| Yield Tensile Strength KSI | 40 |
| Brinell Hardness 500 kg load | 95 |
| Ultimate Tensile Strength KSI | 45 |
| Elongation % in 2 in. | 12 |
| Rockwell Hardness B Scale | 60 |
| Machinability % | 50 |
| Melting Point °F | 1080 - 1205 |
| Electrical Conductivity % IACS | 43 |
| Shear Strength KSI | 30 |
Chemistry Information 6061 Aluminum
| Element | Percentage |
| Al | 98 |
| Cr | 0.04 - 0.35 |
| Cu | 0.15 - 0.4 |
| Fe | 0.7 max |
| Mg | 0.8 - 1.2 |
| Mn | 0.15 max |
| Si | 0.4 - 0.8 |
| Ti | 0.15 max |
| Zn | 0.25 max |
