FAQs

The company has introduced advanced casting equipment from the United States, Canada, and South Korea, capable of producing aluminum alloy extrusions from series 1 to 7, with a maximum diameter of 582 mm. Currently, the company operates over 90 advanced aluminum extrusion production lines, with extrusion press capacities ranging from 5 MN to 125 MN. The 125 MN hydraulic aluminum extrusion press is an advanced machine with the highest extrusion force in its class. Additional high-end auxiliary equipment includes Behringer bandsaws, 24 MN hydraulic straightening presses, and vertical quenching furnaces. Annual extrusion capacity reaches 600,000 tons, and rolling production capacity reaches 400,000 tons.

For industrial aluminum products, 30% prepayment is required, with the remaining 70% due before shipment. For automotive and rail customers, project-specific terms may allow 30 to 90-day payment periods.

  • Raw Material Control: Use of durable aluminum alloys; supplier qualification and spectrographic analysis (OES) to control impurities.
  • Casting Process Control: Automated batching, efficient melting, and online refining (degassing and filtration) with continuous monitoring of temperature and composition.
  • Production Process Monitoring: Standardized operation procedures (SOP) with microstructure and fracture inspections to prevent defects.
  • Finished Product Testing: Comprehensive mechanical and chemical performance testing, including tensile strength, hardness, spectrometry, and salt spray tests, compliant with ISO and national standards.

Technical supervisors are stationed on-site to oversee production; raw materials are centrally supplied by the company; each batch follows internal testing standards and third-party verification (SGS) for key indicators. A traceability system using laser marking tracks products to individual furnace numbers.

Standard aluminum T, I, angle, U-channel, and tube profiles supplied by the company do not require mold fees. Custom profiles require a one-time die development charge.

The product range includes standard aluminum profiles (round, square, and rectangular tubes; angle and channel profiles; T and I sections), customized extrusions, aluminum sheets, bars, and tubes, as well as precision-processed aluminum components for automotive, marine, and aerospace applications.

With advances in aluminum smelting and alloy performance, aluminum has become widely used in bridge engineering, including pedestrian bridges, approach spans, and stair structures.

Aluminum alloys offer light weight, high strength, durability, and low maintenance requirements, providing performance and cost advantages over steel. As one of the most abundant metallic elements in the Earth’s crust and easily produced through electrolysis, aluminum alloys have significant potential for future bridge construction applications.

The 6063 series aluminum tube is commonly used in architectural applications. This alloy offers excellent weather resistance and compatibility with various surface finishes, including anodizing and powder coating. The material combines quality with long-term durability, making it suitable for curtain walls, handrails, and balcony structures.

The 6061 and 6082 series aluminum alloys are recommended for automotive components and load-bearing frames. Both alloys provide durable apparition and reliable corrosion resistance, while also contributing to weight reduction and compliance with lightweight structural design requirements.

The 6060 and 6063 aluminum alloys are used for solar mounting and installation frameworks. These materials provide sufficient strength and corrosion resistance for outdoor use. Anodizing is recommended to improve weather resistance and maintain surface stability during long-term exposure.

6005 and 6082 aluminum round tubes are recommended for use in industrial machinery supports and load-bearing assemblies. Both alloys provide strength and corrosion resistance required for heavy-duty structural applications. Alloy 6082 is particularly suitable for conditions with higher load and safety requirements.

6063 aluminum round tube is recommended for architectural curtain walls and decorative applications. This alloy provides a smooth surface finish, weather resistance, and good extrusion formability. It can be anodized or painted to improve surface durability and appearance.

6082 aluminum round rod is recommended for marine and industrial load-bearing components. The alloy provides corrosion resistance and strength required for high-load environments.

6060 and 6063 aluminum round rods are suitable for architectural applications. These alloys offer corrosion resistance and ease of fabrication, and can be anodized or painted to enhance surface durability and visual appearance.

For load-bearing or mechanical parts, 6061 and 6082 alloys are recommended. 6061 offers high strength and corrosion resistance for general structural use, while 6082 provides greater strength and durability for industrial frames and marine components.

For industrial machinery frameworks and load-bearing assemblies, 6061 and 6082 aluminum U-channels are recommended. Both alloys combine high strength, corrosion resistance, and weldability, ensuring long-term stability and reliability in structural and mechanical applications.

For outdoor environments such as railings, ladders, and architectural fittings, 6063 or 6082 aluminum U-channels are preferred. These alloys provide excellent resistance to corrosion and weathering, and can be enhanced with anodized or painted finishes for extended durability and aesthetic appeal.

For vehicle components, 6061 or 6082 aluminum T-bars are ideal choices. These alloys provide high strength, corrosion resistance, and weldability, making them suitable for frames, reinforcements, and other load-bearing structures.

The 2024 aluminum alloy T-bar offers strength and fatigue resistance, ideal for marine and structural applications. Profiles can also be customized through cutting, welding, and surface finishing to meet specific performance requirements.

For outdoor installations, 6060 or 6061 aluminum I-beams are recommended. When combined with anodizing or painted surface treatment, these materials provide enhanced corrosion resistance suitable for long-term exposure.

The 6063 aluminum I-beam is ideal for such requirements. It features a smooth surface and high corrosion resistance, and supports multiple surface finishing options such as anodizing and painting, meeting both functional and aesthetic needs.

6060 series hex bars are ideal for lightweight applications. They offer good corrosion resistance, easy machinability, and are well-suited for industrial supports or light structural components.

For mechanical components, 6061 or 6082 series hex bars are recommended. These alloys provide high strength, corrosion resistance, and fatigue performance, ensuring reliable operation in demanding industrial environments.

Yes. With advanced processing equipment and precision-controlled heat treatment systems, such as a 39-meter aging furnace with a ±3°C temperature control tolerance, Zhongpeng manufactures certified reliable aluminum plates for aerospace use.

Stretching system with tension up to 40/100 MN ensures complete removal of residual stress after quenching, improving flatness and stability of aluminum plates.

For automotive applications, high-formability plates (elongation ≥20%, such as 6016/6014-T4/T4P, 5182-O), high-strength plates (tensile strength ≥300 MPa, such as 7075-T4, 7021-T651), corrosion-resistant plates (e.g., 5754-O), and bake-hardenable plates (yield strength increase of 30–60 MPa after coating bake, such as 6111-T4/T4P, 6451-T4/T4P) are recommended.

We offer standard aluminum extrusions (round, square, and rectangular tubes; angle, channel U, hex bars, and T/I shapes), custom extrusions, aluminum plates, and fabricated components for automotive, marine, and aerospace applications.

Surface finishing processes include degreasing and alkaline etching, anodizing, electrophoretic coating, powder coating, color sealing, and bake curing.

Deep processing includes precision CNC machining, stamping, TIG/MIG welding, surface treatment, assembly, and final inspection.

Melting and casting operations include raw material pretreatment, smelting, casting, homogenization, and surface finishing.

Zhongpeng operates long-profile extrusion lines and precision straightening equipment, enabling production of extra-long profiles with guaranteed straightness and surface quality.

Zhongpeng’s aluminum rolling and deep-processing equipment produces high-strength, dimensionally stable plates that retain performance throughout transportation and installation.

The aluminum profiles provided undergo precision extrusion, homogenization, and advanced processing, maintaining high strength and dimensional accuracy to meet the demands of high-load applications.

The aluminum profiles feature smooth surfaces and uniform internal structure, making them well-suited for five-axis machining and welding operations, ensuring the production of highly precise components.

The high-strength aluminum profiles undergo precision extrusion and homogenization treatment, ensuring structural integrity while reducing body weight to achieve lightweight design objectives.

Advanced precision extrusion and five-axis machining equipment ensure accurate dimensions and smooth surfaces, meeting stringent tolerance and quality requirements.

Optimized extrusion die design and homogenization processes enable high precision and reduced residual stress or deformation during manufacturing.

Yes. Zhongpeng’s aluminum profiles undergo homogenization and heat treatment to achieve outstanding thermal conductivity and high dimensional precision, meeting strict requirements for heat sink production.

Through optimized die design and advanced precision extrusion technology, Zhongpeng ensures consistent dimensional stability and uniform microstructure, making the profiles ideal for battery pack applications.

Use of 6063 T5 aluminum alloy together with anodized or powder-coated surface treatment provides the required strength, dimensional precision, and corrosion protection. The combination supports refined appearance and long-term reliability suitable for advanced photovoltaic systems.

Aluminum offers low cost, reduced density, and high electrical conductivity, making it an efficient structural and electrical material. The favorable strength-to-weight ratio allows frame assemblies to resist wind and snow loads without excessive stress on supporting structures, contributing to system stability and durability.

  • Extrusion processes produce long, rigid profiles that can be connected through mechanical fastening to enable modular and adaptable photovoltaic installations.
  • Cost efficiency is achieved through lower material and assembly expenses compared with constructions of silver, copper, or steel while maintaining durability and mechanical integrity.
  • Simplified assembly reduces labor requirements and installation time, supporting practical and sustainable solar system deployment.
One-Stop Aluminum Manufacturing

Since 1993, Zhongpeng has been a trusted aluminum manufacturer serving a wide range of industries. We deliver durable aluminum extrusions, aluminum coils and sheets, and custom aluminum components to meet the specific requirements of customers across industrial, construction, automotive, rail, electronics and solar sectors.

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Standard Aluminum Extrusions