Why choose Chalco 7A46 aluminum automotive profile?
Authentication
Chalco products are manufactured in our advanced factories using strict quality and environmental management systems, and have passed ISO 9001 and ISO 14001 certifications, as well as IATF16949 certifications.
Production strength
Production equipment, production standards and capabilities, production lines for automotive panels: cleaning, passivation, stretching
Reference
Chalco Aluminum serves Tesla, Ford, Shanghai Automobile, Nextev, Beiqi New Energy, Changan Automobile and other famous new energy automobile manufacturers, determines the material certification relationship, and has completed the certification of some models of automobile plate materials of Beiqi New energy, Nextev and other automobile factories.
The specification of 7A46 custom aluminum auto trim profiles
| Model Specification | Outer size(mm) | thickness(mm) | length(can be customized) |
| Square tube | 10*10-200*200 | 1-20 | can be customized |
| Round tube | 10-300 | 1-30 | can be customized |
| Rectangular tube | 10*20-200*400 | 1-20 | can be customized |
| T-profile | 20*20-200*200 | 1-20 | can be customized |
| U-profile | 10*20-200*400 | 1-20 | can be customized |
Chemical composition of 7A46 aluminum automotive profile
| Element | Composition % |
| Al | Rest |
| Mn | 0.8-1.5 |
| Mg | 0.8-1.5 |
| Cr | 0.1-0.35 |
| Zr | 0.05-0.15 |
| Ti | 0.05-0.15 |
| Fe | ≤0.5 |
| Si | ≤0.4 |
| Cu | ≤0.15 |
| Sn | ≤0.05 |
| Sb | ≤0.05 |
| Cd | ≤0.005 |
| Ni | ≤0.05 |
| V | ≤0.05 |
Mechanical properties of 7A46 custom aluminum auto profile
| Alloy | Temper | Tensile strength Rm N/mm2 | Yield strength R p0.2 N/mm2 | Elongation A 50 min % | Hardness |
| 7A46 | T6 | 510 | 445 | 6 | 150 |
| T651 | 510 | 440 | 6 | 150 | |
| T7651 | 560 | 480 | 3 | 170-200 |
Advantages of Chalco 7A46 aluminum alloy extruded profile
Excellent strength and hardness: 7A46 aluminum alloy is a high strength and high hardness aluminum alloy, which can provide sufficient strength and stiffness while ensuring light weight, and can be used to manufacture automotive parts that require high strength and hardness.
Good corrosion resistance: 7A46 aluminum alloy has good corrosion resistance and can be used in different environments, especially in marine and humid environments, which can effectively prevent oxidation and corrosion and prolong service life.
Good weldability: 7A46 aluminum alloy has good weldability and can be welded by various welding methods, including argon arc welding, TIG welding, MIG welding, etc., to meet the needs of different applications.
Good processability: 7A46 aluminum alloy has good processability and can be processed by various processing methods, including forging, extrusion, casting, drawing, etc., to meet different application needs.
Good heat resistance: 7A46 aluminum alloy has good heat resistance and can maintain good performance under high temperature, which can be used to manufacture auto parts working under high temperature, such as engine, exhaust pipe, etc.
In conclusion, 7A46 automotive aluminum profiles are widely used in automotive manufacturing because of their high strength, light weight, good corrosion resistance, weldability, processability and heat resistance.
Applications of Chalco 7A46 aluminum extrusions for automotive
Specifically, in the automotive field, the applications of 7A46 automotive aluminum profiles mainly include the following aspects:
Automotive frame: the high strength and lightweight advantages of 7A46 automotive aluminum profiles can effectively improve the strength and stiffness of the automotive frame, enhance the safety and stability of the car, while reducing the weight of the body and reducing fuel consumption and carbon emissions.
Body panels: the corrosion resistance of 7A46 automotive aluminum profiles is very good, which can effectively resist oxidation and corrosion suffered by body panels during use, while providing excellent surface quality and aesthetic appearance, which can also improve the safety and durability of the car.
Car hood: due to the high strength, high toughness and good impact performance of 7A46 automotive aluminum profile, it can effectively improve the safety performance of the car hood and reduce the damage to the engine in case of a collision, as well as being more aesthetically pleasing in appearance.
Doors: the corrosion resistance and high strength of 7A46 automotive aluminum profiles can effectively improve the durability and stability of automotive doors, while reducing body weight and lowering vehicle fuel consumption and carbon emissions.
Engine radiator: the thermal conductivity of 7A46 automotive aluminum profile is very good, which can effectively improve the heat dissipation efficiency of the car engine radiator, prevent the engine from overheating and prolong the engine life.
Precautions for purchasing 7A46 car body aluminum profile
Material certification
Ensure that the purchased 7A46 aluminum alloy material meets relevant standards and obtains a qualified material certification certificate.
Specification requirements
Select appropriate specifications, sizes, and shapes based on actual needs to ensure that the purchased aluminum profiles can meet specific automotive component manufacturing requirements.
Surface quality
Check whether the surface of the purchased aluminum profile is flat, free from cracks, wear, oxidation, or other surface defects, to ensure that the surface quality of the aluminum profile meets the requirements.
Supplier reputation
Choose reputable and experienced suppliers to purchase to ensure reliable quality, reasonable price, and timely delivery of 7A46 automotive aluminum profiles.
Storage requirements
Pay attention to the storage requirements of aluminum profiles, keep them dry, avoid moisture, and avoid mechanical impact or other damage.
In summary, when purchasing 7A46 automotive aluminum profiles, it is necessary to pay attention to material certification, specification requirements, surface quality, supplier reputation, and storage requirements to ensure that the purchased aluminum profiles are of reliable quality and meet the requirements.
