2219, also known as UNS A92219, is a high-strength aluminum alloy renowned for its exceptional mechanical properties, especially at elevated temperatures. It adheres to several international standards, including AMS 4031/4112/4162, DIN 3.1355, EN AW-2219, and BS L163, ensuring reliability across various applications.

2219 is specifically engineered for applications requiring high strength, weldability, and excellent fatigue resistance, making it ideal for aerospace and industrial uses.

2219 Sheet | Plate

2219 sheets and plates are available in various thicknesses and dimensions. These materials are essential in the aerospace industry for components such as fuselage skins and structural parts due to their high strength-to-weight ratio.

2219 Round Bar | Rod

2219 round bars and rods come in various diameters and lengths, crucial for precision machining and components requiring high strength and toughness.

2219 Strip | Coil

Available in strips and coils, 2219 is suitable for applications requiring lightweight and strong materials, often used in high-performance aerospace applications.

2219 Applications

• Aerospace Engineering: 2219 is widely used in aerospace applications, including airframe structures, fuel tanks, and other components that require high strength and lightweight materials.
• Transportation: The alloy is employed in transport applications where strength and durability are essential, such as in rail cars and truck bodies.
• Marine Applications: 2219's corrosion resistance and strength make it suitable for marine environments, particularly in shipbuilding and offshore structures.
• Industrial Applications: Its excellent mechanical properties and weldability make 2219 ideal for various industrial applications, including pressure vessels and heavy machinery components.

2219 Properties

• Tensile Strength: 2219 exhibits high tensile strength, ideal for components subjected to significant mechanical stress.
• Density: Approximately 2.80 g/cm³, providing a favorable strength-to-weight ratio for demanding applications.
• Thermal Conductivity: Good thermal conductivity allows for effective heat dissipation in high-temperature applications.
• Corrosion Resistance: 2219 has good resistance to corrosion, especially in aerospace and marine environments.

Machining 2219

• Cutting: 2219 can be cut using high-speed steel or carbide tools, with techniques such as water jet cutting recommended for precision.
• Drilling: Utilize carbide drills for drilling 2219, ensuring proper cooling and lubrication to extend tool life.
• Turning: Carbide inserts are preferred for turning operations, maintaining consistent speeds and cooling for optimal results.
• Milling: Milling should be performed with carbide end mills, ensuring adequate cooling to manage heat during processing.
• Grinding: For grinding 2219, diamond or CBN wheels are recommended to achieve precise tolerances and a high-quality surface finish.

Chemical Composition

• Silicon (Si): Max 0.20%
• Iron (Fe): Max 0.30%
• Copper (Cu): Min 5.80%, Max 6.80%
• Manganese (Mn): Min 0.20%, Max 0.40%
• Magnesium (Mg): Max 0.02%
• Zinc (Zn): Max 0.10%
• Titanium (Ti): Min 0.02%, Max 0.10%
• Vanadium (V): Min 0.05%, Max 0.15%
• Zinc (Zn): Min 0.10%, Max 0.25%
• Aluminum (Al): Balance