2A12 7A09 aluminum alloy special-shaped pipe for airborne missile launcher belongs to heat-treatable high-strength aluminum alloy, which has the characteristics of high strength, good fracture toughness and low cycle fatigue resistance. It is used as special-shaped pipe and is intended for Structural parts for airborne missile launchers, etc.
Why choose Chalco 2A12 7A09 aluminium special pipes used on on-aircraft missile launcher
Chalco Aluminum can provide high-quality aluminum alloy special-shaped pipes for 2A12 7A09 airborne missile launchers, as well as high-quality technical services in the market, and has a profound knowledge base on how to support customers in coping with future challenges.Quick Quote
Quality could full meet Aluminum armor sheet plate standard.
GJB 5077-2001(K) etc standard
Customer reference for 2A12 7A09 aluminum alloy special-shaped pipes for airborne missile launchers
UKROBORONPROM, ASELSAN, HEAVY INDUSTRIES TAXILA, Raytheon Company, SF Enginnering etc.
The chemical composition of 2A12 7A09 aluminium special pipes used on on-aircraft missile launcher
| Element | Composition (%) | |
| 2A12 Alloy | 7A09 Alloy | |
| Si | 0.5 | 0.5 |
| Fe | 0.5 | 0.5 |
| Cu | 3.8-4.9 | 1.2-2.0 |
| Mn | 0.3-0.9 | 0.15 |
| Mg | 1.2-1.8 | 2.0-3.0 |
| Cr | - | 0.16-0.3 |
| Ni | 0.1 | - |
| Zn | 0.3 | 5.1-6.1 |
| Ti | 0.15 | 0.1 |
| Fe+Ni | 0.5 | - |
| Al | Remainder | Remainder |
The mechanical properties of 2A12 7A09 aluminium special pipes used on on-aircraft missile launcher
| Alloy | Temper | Sample status | Thickness mm | Tensile strength Rm MPa | Yield strength Rp0.2 MPa | Elongation | |
| A50 | A | ||||||
| NO LESS THAN | |||||||
| 2A12 | T3511 | T3511 | 18-60 | 420 | 305 | 7% | - |
| T6511 | T6511 | 24 | 460 | 355 | - | 7% | |
| 7A09 | T6511 | T6511 | 30-38 | 510 | 400 | 5 | |
Twist
The twisting on the length of each meter is not more than 2mm, and the total length is not more than 3mm, depending on the specific drawings
Curvature
The longitudinal bending on the whole length is not more than 2mm; on the same transverse mechanical plane, the wall thickness difference at the symmetrical position is not more than 5mm, depending on the specific drawings
Appearance quality
Cracks and corrosion are not allowed on the surface of special-shaped pipes.
The surface of special-shaped pipes is allowed to have skinning, pits, indentations, air bubbles, bruises, and scratches, surface roughness and individual scratches whose depth does not exceed half of the negative deviation. The total area of defects shall not exceed 4% of the surface of the profile within a length of one meter on the outer surface. It shall not exceed 8% of the surface of the profile within a length of one meter on the inner surface.
The oxidized color and non-rough black and white spots on the surface of special-shaped pipes are allowed to exist.
No fish scale defects are allowed on the inner surface
Coarse crystal ring
Generally, the depth of the coarse-grained ring along the periphery is not greater than 5mm, the depth of the coarse-grained ring in the inner cavity is not greater than 2mm, and the depth of the coarse-grained ring on the outer surface is not greater than 4mm. The depth of the coarse grain ring at the bullnose is not more than 6mm, which is determined according to the specific size drawing. In addition, when the depth of the coarse-grained ring exceeds the specification, it is allowed to perform mechanical properties in the coarse-grained region, and if the performance is qualified, it is allowed to exist.
Characteristics of aluminum alloy special-shaped pipes for 2A12 7A09 airborne missile launchers
Characteristics of aluminum alloy special-shaped pipes for 2A12 airborne missile launcher
High strength: 2A12 aluminum alloy has high strength, especially at room temperature, and can withstand large loads and stresses.
Good corrosion resistance: 2A12 aluminum alloy has good corrosion resistance and can resist the erosion of most common corrosive media.
Good welding performance: 2A12 aluminum alloy has good welding performance, and can be connected and processed by various commonly used welding methods.
Good machinability: 2A12 aluminum alloy has good machinability, including forging, rolling, stretching and other processing techniques, and can produce special-shaped pipes of various shapes and sizes.
Wide application temperature range: 2A12 aluminum alloy has good toughness and strength at relatively low temperature, and is suitable for various environments and working conditions.
Characteristics of aluminum alloy special-shaped pipes for 7A09 airborne missile launcher
Ultra-high strength: 7A09 aluminum alloy is an ultra-high-strength aluminum alloy material with excellent strength and rigidity, suitable for applications requiring higher strength.Quick Quote
Good toughness: Despite its high strength, 7A09 aluminum alloy still maintains good toughness and can maintain stable performance under shock and vibration.
Good corrosion resistance: 7A09 aluminum alloy has good corrosion resistance and can resist the erosion of corrosive media.
Wide range of applicable temperature: 7A09 aluminum alloy has good toughness and strength at relatively low temperature, and is suitable for various environments and working conditions.
Good welding performance: 7A09 aluminum alloy has good welding performance, and can be connected and processed by various commonly used welding methods.
In general, 2A12 and 7A09 aluminum alloy special-shaped pipes for airborne missile launchers have high strength, good corrosion resistance, good processability and weldability, and are suitable for strength and durability in aerospace and defense fields.
Application of 2A12 7A09 aluminum alloy special-shaped pipes for airborne missile launchers
A12 and 7A09 aluminum alloy special-shaped pipes are widely used in aerospace and defense fields. They are often used for the following purposes:
Missile and rocket launch systems: these aluminum alloy shaped tubes are used as support structures and components of missile launchers in missile and rocket launch systems. They provide sufficient strength and stability to support missile launch and flight.
Spacecraft components: 2A12 and 7A09 aluminum alloy special-shaped pipes can also be used to manufacture spacecraft structures and components. They are able to withstand the working requirements of spacecraft in extreme temperature and vacuum environments, and provide sufficient strength and reliability.
Military equipment: these aluminum alloy special-shaped pipes also play an important role in the field of military equipment. They are used in the manufacture of structures and components of military equipment such as tanks, armored vehicles, warships and submarines to provide the necessary strength and durability.
