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2014 clad
AIR 9048.060 / AlCu4SiMg / 2014 clad / T42
Chemical Properties | % Value |
Silicon (Si) | 0,5 - 1,2 |
Chromium (Cr) | 0,00 - 0,10 |
Manganese (Mn) | 0,40 - 1,20 |
Magnesium (Mg) | 0,20 - 0,80 |
Copper (Cu) | 3,90 - 5,00 |
Titanium (Ti) | 0,00 - 0,15 / 0,00 - 0,20 |
Iron (Fe) | 0,00 - 0,7 |
Zinc (Zn) | 0,00 - 0,25 |
Aluminium (Al) | Balance |
Physical Properties | Value |
Density | 2.8 g/cm³ |
Melting Point | 507 °C |
Thermal Expansion | 22.7 µm/m°C |
Modulus of Elasticity | 73 GPa |
Thermal Conductivity | 130 W/m.K |
Electrical Resistivity | 40 % IACS |
Mechanical Properties | Value |
Proof Strength | 270 MPa |
Yield Strength | 430 MPa |
Shear Strength | 260 MPa |
Elongation A50 mm | 14 % |
Hardness | 110 HB |
The Alclad 2014 T42 aluminum alloy is renowned for its high strength, durability, and excellent machinability. Alclad is a version of the 2014 T42 alloy that is coated with a thin layer of pure aluminum on its surface to enhance corrosion resistance. The T42 temper indicates that the alloy has undergone a solution heat treatment followed by natural aging, which imparts good mechanical properties and formability.
This alloy is primarily used in the aerospace and space industries for structural components that require high strength and durability. Thanks to its high strength and machinability, it is preferred in the production of aircraft fuselages, wings, and other critical parts. Additionally, it is also utilized in automotive and military applications where high performance is essential.
In terms of anodizing, Alclad 2014 T42 aluminum alloy has limited suitability. While the pure aluminum layer on the surface facilitates the anodizing process, the high copper content in the alloy can reduce the effectiveness of the anodizing treatment. Regarding weldability, the copper content in the alloy increases the risk of cracking during welding; therefore, it is recommended to use specialized welding techniques and appropriate filler materials to minimize this risk.
Regarding bending and forming, Alclad 2014 T42 aluminum alloy offers good formability, allowing the production of complex shapes. It is also suitable for use in high-vibration environments due to its strength and durability, which provide resistance to vibration and fatigue. However, in terms of corrosion resistance, while the pure aluminum coating provides some protection, the copper content in the alloy can negatively affect overall corrosion resistance. The advantages of Alclad 2014 T42 aluminum alloy include high strength, good machinability, and formability, while its disadvantages include limited corrosion resistance and welding challenges.
As Alclad sheet; 2014 T42 clad, ASTM B209, ISO AlCu4SiMg, UNS A92014, AIR 9048.060, WNR 3.1255, MIL-A-21180
Choosing Factors for 2014 T42 clad
- Strength: Excellent
- Machining: Very good
- Weldability: Weak
- Formability: Good
- Corrosion Resistance: Bad
- Heat Treating: Yes
Some Well-Known Applications for 2014 T42 clad
In the aircraft industry and truck and machinery equipment,
Military vehicles and the automotive industry in general,
It is used as a component of structural parts requiring high durability.
- Sheet