Why choose Chalco?
Certifications
AS9100,
OHSAS 18001,
ISO14001,
ISO 9001,
NADCAP HT,
NADCAP NDT,
IATP16949
Standard
AMS 4157 7049-T73511 Extrusions
AMS 4159 7049-T76511 Extrusions
Production request
7049 aviation aluminum alloy is a high-strength, corrosion-resistant aluminum alloy, mainly used in the manufacture of structural parts in the aerospace field, missiles, satellites and other components. The requirements for the production of this aluminum alloy profile are as follows.
Material selection; operating environment; heating treatment; cooling rate; pressing process; surface treatment; inspection requirements.
7049 aircraft aluminum profiles size
| Open profile dimensions | Min 4mm*3mm, Max.850mm*50mm. |
| Closed profiles dimension | Min. 6.35mm*1mm, Max. 573mm*10mm. |
| Weight per meter | Min. 0.03kg/m, Max. 124kg/m |
| Profile length | Maximum 28m(standard 6000mm) |
People concern about 7049 aerospace aluminum profiles
For customers, their main concerns are the quality, performance, cost and delivery time of aluminum profiles. Here are some points that customers may be concerned about.
Quality assurance: customers want aluminum profiles to meet the relevant national standards, industry standards or customer requirements, and can guarantee no damage, cracks, bubbles and other quality issues.
Performance requirements: customers are usually concerned about performance indicators such as strength, hardness, toughness, corrosion resistance, processability, etc. of aluminum profiles to ensure that they can meet their specific application requirements.
Cost control: customers are concerned about the cost including procurement cost, production cost and usage cost, etc. They hope to get high quality and high performance aluminum profiles at a reasonable price.
Delivery time: customers need to get the required aluminum profiles on time to ensure their production plan and delivery plan can be implemented smoothly.
Service support: customers need to get professional technical support and after-sales service to solve problems in the process of use and to get a quality customer experience.
To sum up, customers are most concerned about the quality, performance, cost and delivery time of the products when purchasing 7049 aviation aluminum profiles, and suppliers need to provide professional services and support to meet customers' needs and expectations.
7049 aerospace aluminum profiles chemical composition
| Element | Composition % |
| Al | 90 |
| Zn | 5.6-6.4 |
| Mg | 1.9-2.6 |
| Cu | 0.06-0.16 |
| Mn | 0.03 |
| Cr | 0.04 |
7049 aerospace aluminum profiles mechanical property
| Tensile strength | generally between 520 MPa and 570 MPa |
| Yield strength | generally between 450 MPa and 510 MPa |
| Elongation | generally between 7% and 10% |
| Hardness | generally between 140 HB and 160 HB |
| Impact toughness | generally between 30 J/cm2 to 40 J/cm2 |
| Fatigue life | generally between 10, 000 and 100, 000 cycles |
It should be noted that the specific mechanical property indexes are affected by the different shapes, sizes, manufacturing processes and application conditions of aluminum profiles. Therefore, in practical applications, tests and evaluations need to be conducted on a case-by-case basis to determine the mechanical properties of aluminum profiles.
7049 aviation aluminum profiles characteristics
High strength: 7049 aviation aluminum profile has high tensile strength and yield strength, which can meet the requirements of light weight and high strength of the aircraft.
High hardness: 7049 aviation aluminum profile has high hardness, which can enhance its wear resistance and corrosion resistance.
Good processability: 7049 aviation aluminum profiles are easy to process and shape, and can be obtained in various shapes and sizes by rolling, extruding, drawing and other processes.
Good corrosion resistance: 7049 aviation aluminum profiles have good corrosion resistance and can be used in harsh external environment for a long time.
Good weldability: 7049 aviation aluminum profiles can be subjected to conventional welding processes, such as argon arc welding, TIG welding, etc., which can meet the requirements of flight vehicles.
Good heat treatment effect: 7049 aviation aluminum profile can further improve its strength and hardness after proper heat treatment.
It should be noted that the specific characteristics may be affected by different shapes, sizes, manufacturing processes and application conditions of aluminum profiles. Therefore, in practical applications, testing and evaluation are required to determine the characteristics of aluminum profiles on a case-by-case basis.
7049 aerospace aluminum profiles application
Due to its high strength, high hardness, good processability and corrosion resistance, 7049 aviation aluminum profiles are widely used in aircraft, rockets, missiles, satellites and other aerospace fields to manufacture aircraft structural parts, landing gear, wings, shells and other components, as well as engine parts, hydraulic system components, etc.
In addition, 7049 aviation aluminum profiles are also used in the structural parts of high-speed trains, automobiles, ships and other vehicles, as well as in mechanical equipment, construction engineering, electronic products and other fields.
