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6066
AMS QQ-A-200/10 / AlMg0.7Si / 6066 / T6
Chemical Properties | % Value |
Silicon (Si) | 0,90 - 1,80 |
Chromium (Cr) | 0,00 - 0,40 |
Manganese (Mn) | 0,60 - 1,10 |
Magnesium (Mg) | 0,80 - 1,40 |
Copper (Cu) | 0,70 - 1,20 |
Titanium (Ti) | 0,00 - 0,20 |
Iron (Fe) | 0,00 - 0,50 |
Zinc (Zn) | 0,00 - 0,25 |
Aluminium (Al) | Balance |
Physical Properties | Value |
Density | 2,72 g/cm³ |
Melting Point | 563 °C |
Thermal Expansion | 23.2 µm/m.°C |
Modulus of Elasticity | 71 GPa |
Thermal Conductivity | 147 W/m.K |
Electrical Resistivity | 40% IACS |
Mechanical Properties | Value |
Proof Strength | 350 MPa |
Yield Strength | 393 MPa |
Shear Strength | 240 MPa |
Elongation A50 mm | 12% |
Hardness | 120 HB |
The 6066 T6 aluminum alloy is known for its high mechanical strength, excellent corrosion resistance, and good machinability. It is widely used in industrial applications such as automotive, aerospace, construction, and mechanical engineering. The T6 temper, achieved through heat treatment, provides high tensile strength and hardness, making it ideal for structural and heavy-load-bearing applications. Additionally, it is suitable for anodizing, which enhances its surface appearance while increasing its corrosion resistance.
The weldability of 6066 T6 is good when the proper welding techniques are used. However, due to the high hardness and strength of the T6 temper, care must be taken during the welding process. In terms of bending, 6066 T6 offers good machinability, though the hardness of the T6 temper can make the bending process more challenging. Nevertheless, shaping and forming can still be performed successfully with the right equipment.
6066 T6 aluminum alloy has excellent corrosion resistance, particularly in harsh environments such as seawater, making it a preferred choice for maritime and outdoor applications. It is also suitable for use in high-vibration environments, which makes it advantageous for dynamic industries like automotive, aerospace, and defense. Its high vibration resistance and long-lasting performance enhance the reliability of 6066 T6 in demanding applications.
The advantages of 6066 T6 include high mechanical strength, corrosion resistance, anodizing compatibility, weldability, and bending properties. However, its high hardness can pose challenges during welding and bending, and it may experience a loss of hardness at low temperatures. Despite these drawbacks, 6066 T6 is an excellent choice for many industrial applications that require durability and high performance.
As Extruded Round/Flat Bar and Tube; 6066 T6, AMS QQ-A-200/10, ASTM B221, UNS A96066, ISO AlMg0.7Si
As Cold Drawn Round/Flat Bar and Tube: 6066 T6, ASTM B211, UNS A96066, ISO AlMg0.7Si
Choosing Factors for 6066 T6
- Strength: Great
- Machining: Fair
- Weldability: Mediocre
- Formability: Very good
- Corrosion Resistance: Very good
- Heat Treating: Yes
Some Well-Known Applications for 6066 T6
As components of interior elements, rails,
In radiators and heat exchangers,
It is used in many areas, including office furniture parts.
- Rod / Round Bar / Flat Bar
- Tube/Profile