3002 H112 Automotive Aluminum Extrusion
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3002 H112 Automotive Aluminum Extrusion


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Chalco can produce GB/T 33910 aluminum alloy grade extrusions profile 3002 H112 for automotive, has IATF16949 automotive material certification, used to windshield frames, luggage racks, seat rails, sliding door rails, door accessories, ABS valve bodies, etc.Quick Quote

Aluminum profile production shipin

Why choose Chalco Aluminum's 3002 automotive aluminum extrusion?

Automotive IATF16949 standard

The 3002 H112 T6 Aluminum auto profiles produced by Chalco adopt a strict quality and environmental management system, and have passed ISO 9001 and ISO 14001 certification, and IATF16949 certification

Well-known brand material certifications

Chalco Aluminum serves Tesla, Ford, Shanghai Automobile, Weilai Automobile, Beiqi New Energy, Changan Automobile and other famous new energy automobile manufacturers. Some models of automotive plate material certification.

automotive supplier

Specifications of Chalco Aluminium alloy 3002 H112 automotive extrusion

Alloy 3002
Temper H112
Production standard GB/T 33910
Size Commonly used circular profiles with diameter 10-250mm, thickness 0.5-50mm,
rectangular profiles with length, width and height 20-100mm, 10-80mm, 0.5-10mm,
special shaped profiles of different sizes.
Length and Width: according to specific vehicle and application
Aluminum profile surface treatment Anodizing, electrophoretic coating, sandblasting and other methods
Common shapes: 3002 H112 aluminum alloy profiles for the automotive industry come in a variety of shapes as follows:
3002 H112 aluminum alloy round tube,
3002 H112 aluminum alloy square tube,
3002 H112 aluminum alloy angle aluminum,
3002 H112 aluminum alloy U profile,
3002 H112 aluminum alloy T profile,
3002 H112 aluminum alloy Z profile,
3002 H112 aluminum alloy H profile.

Chalco's hot-selling extruded profiles shapes

With decades of experience in the aluminum extrusion industry, Chalco has achieved an annual production capacity of 100, 000 tons. We also possess molds for 2000 standard aluminum extruded profiles. Take advantage of our latest promotional policy with waived mold fees.

Typically, 6063 is used for architectural applications, while 6061 is utilized for structural purposes. Chalco also offers various other alloy numbers such as the 1000 series, 2000 series, 3000 series, 5000 series, 6000 series, and 7000 series. Our sales engineers can assist you in selecting the right alloy for your project.Quick Quote

Aluminum Angle

Aluminum Angle

Aluminum T bar

Aluminum T bar

Aluminum I Beam

Aluminum I Beam

Extruded Aluminum Channel

Extruded Aluminum Channel

Aluminum Flat Bar

Aluminum Flat Bar

Aluminium G Profile

Aluminium G Profile

Square Aluminum Extrusion


Aluminium J Profile

Aluminium J Profile





Oval Aluminum Extrusion

Oval Aluminum Extrusion

Y Section Aluminium Extrusion

Y Section Aluminium Extrusion

Chemical composition of Chalco 3002 H112A automotive aluminum alloy

Element Composition (%)
Si 0.08
Fe 0.1
Cu 0.15
Mn 0.05-0.25
Mg 0.05-0.2
Ti 0.03
V 0.05
Zn 0.05
Other (Each) 0.0-0.05
Aluminium (Al) Balance

Mechanical properties of Chalco 3002 H112 automotive high quality extrusion

Mechanical property Value
Tensile strength 180-220MPa
Yield strength 90-140 Min MPa
Elongation 10-25%

Product features of Chalco 3002 H112 automotive aluminum alloy extrusion

Lightweight and high-strength: compared with traditional steel materials, aluminum alloy materials have lower density, lighter weight, and higher strength and rigidity, so the overall weight of the car can be reduced, and the fuel efficiency and acceleration performance of the car can be improved.

Good corrosion resistance: aluminum alloy material has good corrosion resistance and can be used in various harsh environments, such as high temperature, humidity, acid and alkali environments.Quick Quote

Good processability: aluminum alloy materials have good processability and can be processed in various ways, such as extrusion, stretching, deep drawing, stamping, etc., and are also easy to connect with welding and riveting.

Good aesthetics: the surface of the aluminum alloy material is smooth and flat, with various colors, and the surface can be treated by oxidation, spraying, anodic treatment, etc., so that it has good aesthetics.

3002 automotive aluminum profile

Application of Chalco 3002 H112A industrial automotive grade aluminium extrusion

Body structure: automotive aluminum profiles can be used to build body structures, such as door frames, roof structures, side skirts, etc. These components play an important role in the safety and rigidity of the vehicle.

Engine and transmission system: aluminum profiles can be used in the manufacture of components such as engine covers, radiator grilles and chassis protection covers, as well as components such as clutches and transmissions in the transmission system.

Wheels: aluminum profiles can be used in the manufacture of automobile rims. These rims are usually manufactured by casting process, which can effectively reduce the weight of the vehicle and improve the acceleration performance and fuel efficiency of the vehicle.

Interior decoration: aluminum profiles can be used for car interior decoration, such as steering wheels, door handles, dashboard trims, etc. These parts can increase the sense of class and luxury of the vehicle.Quick Quote

application of 3002 automotvie aluminum profile

Production process of Chalco aluminum alloy 3002 H112 extrusion

At present, the production process of aviation aluminum profiles mainly includes casting, extrusion and rolling.

Melting and casting is the method of heating the aluminum material to a liquid state and cooling it through a mold;

Extrusion is to extrude the aluminum material into profiles of various cross-sectional shapes;Quick Quote

Rolling is to pass the aluminum material through multiple passes of pressure. It is tapered and formed into profiles of the desired shape.

production of 3002 automotive aluminum profile

When purchasing 3002 H112 automotive aluminum profiles, you need to pay attention to the following items

Material certification

When selecting suppliers, suppliers with qualifications and experience should be given priority, and qualified material certification certificates should be required at the same time.

The material certification certificate should include information such as the chemical composition, mechanical properties, processing technology and surface treatment of the material to ensure that the purchased 3002 H112 aluminum profiles meet the corresponding standards and requirements.

Specification and size

According to the required specific use and design requirements, select the appropriate 3002 H112 aluminum profile specification and size. Pay attention to the performance and price differences between different specifications and sizes, and make choices and trade-offs according to actual needs.

Surface treatment

The surface treatment of 3002 H112 aluminum profiles includes oxidation, anodic oxidation, electrophoretic coating, sandblasting and other methods.Quick Quote

Choose the appropriate surface treatment method according to the specific requirements to improve the corrosion resistance, wear resistance and aesthetics of the 3002 H112 aluminum profile.

Supply cycle and delivery method

When negotiating with suppliers, details such as supply cycle and delivery method need to be clarified. Ensure that the purchased 3002 H112 aluminum profiles can be supplied in a timely manner.

At the same time suppliers are required to provide reasonable transportation and delivery methods to ensure that the goods arrive at their destination safely and in time.

Price and after-sales service

Price is a factor that cannot be ignored in the procurement process. The price and after-sales service of different suppliers should be evaluated and compared, and the cost-effective supplier should be selected for cooperation.

At the same time, establish a good cooperative relationship with suppliers to obtain better service and support in future cooperation.Quick Quote

key points for buying 3002 automotive aluminum profile

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