China Aluminized Steel Coil Manufacturer | Metallic Coated Steel Supplier

By applying a hot-dip aluminum coating to cold-rolled steel coil, the resulting product inherits the substrate’s mechanical strength while acquiring aluminum’s exceptional qualities—excellent heat reflectivity, strong oxidation resistance, and outstanding protection against corrosion.

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China Aluminized Steel Coil Manufacturer | Metallic Coated Steel Supplier

Feature

  • By applying a hot-dip aluminum coating to cold-rolled steel coil, the resulting product inherits the substrate’s mechanical strength while acquiring aluminum’s exceptional qualities—excellent heat reflectivity, strong oxidation resistance, and outstanding protection against corrosion.

Specifications

Our mission is to deliver premium aluminized steel products at fair market pricing, backed by exceptional service for clients worldwide. Fully compliant with ISO9001, CE, and GS standards, we maintain rigorous quality control throughout production. Our OEM/ODM capabilities cover ASTM A463 T1 and Dx51D-Dx54D+As120-As240 aluminized steel sheets and coils. Beyond transactions, we aim to build lasting partnerships with every customer we serve globally.
1.Material: ASTM A463, SA1C,SA1D,SA1E,DX54D, DX56D, etc.
2.Thickness: 0.25-0.8mm
3.Width: from 800mm to 1250mm, all available
4.Coil Weight: from 3-8MT, according to the customer's request
5.AS coating: 12-25μm
6.Post-treatment type:Oiled, Non treatment
7.Technology: Hot Dipped
8.Coating Layers of hot dip aluminium coated steel:

Clssification

Type I Alumininized

Type II AIumininized

Components of the molten pot

Al-Si (8-10%)

Al

Components of the alloy layer

detail (1)

 detail (2)

Application

Heat resistance treatment

Weather resistance (construction material)

Feature

Aluminium coated steel coil delivers seven distinct performance advantages that set it apart from conventional steel products. First, its thermal stability is exceptional—prolonged exposure to 450°C causes negligible change, preserving both structural integrity and surface luster, unlike galvanized or cold-rolled alternatives. Second, its reflective efficiency reaches approximately 80% at 450°C and up to 95% in infrared conditions, making it the preferred material for heat reflector components in kitchen appliances such as toasters, ovens, and gas ranges. Third, the aluminum oxide layer provides superior corrosion resistance compared to manganese, molybdenum, chromium, tungsten, cadmium, iron, and zinc-based coatings, outperforming galvanized coil in most environmental conditions. Fourth, it is fully recyclable and poses no health risks, meeting green manufacturing standards. Fifth, it processes as readily as uncoated steel sheets. Sixth, its soft aluminum coating ensures strong electrical conductivity and excellent heat dissipation during welding, with a higher melting point than galvanized coatings that minimizes flow and reduces weld zone size—eliminating the need for high-current welding setups. Finally, aluminium coated steel coil maintains a brilliant, long-lasting surface finish with enhanced weatherability and corrosion defense.

Why choose us

Superior Heat Endurance for Extended Service Life
Unlike galvanized or cold-rolled steel, which degrade rapidly under sustained high temperatures, this aluminized steel retains its structural integrity and aesthetic finish even after prolonged exposure to up to 450°C. This translates into longer equipment life, fewer replacements, and lower long-term maintenance costs for manufacturers of heating appliances and exhaust systems.

Exceptional Heat Reflection Reduces Energy Consumption
With the ability to reflect approximately 80% of radiant heat at 450°C—and up to 95% in infrared-rich environments—this material significantly improves thermal efficiency. Appliance manufacturers can achieve higher operating temperatures with less energy input, enabling more energy-efficient end products that appeal to eco-conscious consumers and meet stringent energy regulations.

Outstanding Corrosion Resistance for Harsh Environments
The naturally stable aluminum oxide layer provides a formidable barrier against corrosive elements, outperforming galvanized steel in most atmospheric conditions. End users benefit from extended product durability in demanding applications—from outdoor construction components to automotive heat shields—without the need for frequent recoating or rust treatment.

Eco-Friendly and Fully Recyclable
As a non-toxic, fully recyclable material, this product helps manufacturers meet sustainability goals without compromising performance. It poses no health risks during production or use, and at end-of-life, it can be completely reclaimed—reducing environmental footprint and supporting circular economy initiatives.

Excellent Formability Without Compromise
Aluminized steel processes just like uncoated steel, requiring no special tooling or production line adjustments. This means seamless integration into existing manufacturing workflows, eliminating retooling costs and minimizing production downtime while delivering all the performance benefits of an aluminum coating.

Superior Weldability Ensures Production Efficiency
The soft aluminum coating, combined with its high thermal conductivity, facilitates clean, efficient welding with excellent heat dissipation at the joint. Unlike galvanized steel, which requires high welding currents and risks coating flow issues, this material allows for precise, low-heat welding—reducing defects, speeding up fabrication, and lowering energy consumption during assembly.

Long-Lasting Aesthetic Appeal for Visible Applications
The bright, lustrous surface retains its visual appeal over time, resisting tarnishing and weathering far better than conventional coated steels. Products featuring this material—whether kitchen appliances, architectural panels, or automotive trim—project a premium, high-quality image that enhances brand reputation and customer satisfaction.

 

Application

1. Automotive Components
Our aluminized steel is widely used in high-temperature and corrosion-prone automotive parts, including:

Mufflers & Exhaust Pipes – Withstands extreme heat and thermal cycling while providing excellent resistance to exhaust gas condensation corrosion.

Fuel Tanks – Offers superior oxidation resistance and formability, ensuring long-term durability and safety under varying fuel and environmental conditions.

2. Appliances
The material's combination of heat reflectivity, corrosion resistance, and aesthetic surface quality makes it ideal for both cooking and HVAC appliances:

Cooking Equipment – Electric stoves, gas ranges, bread machines, toasters, frying pans, rice cookers, and gas ovens benefit from its uniform heat distribution, high-temperature stability, and easy-to-clean surface.

Drying & Laundry – Dryers (both vented and condenser types) use our coated steel for internal drums and heating chambers due to its thermal efficiency and rust prevention.

HVAC & Thermal Systems – Air conditioners, heat exchangers, pre-heaters, ducts, stovepipes, and boilers rely on the material's high heat reflectance and resistance to flue gas corrosion, which improves energy efficiency and extends service life.

3. Construction
In building and industrial infrastructure, our aluminized steel provides fire resistance and structural integrity:

Walls & Roofs of Chemical Factories – The coating offers excellent protection against chemical vapors and industrial atmospheric corrosion, while the steel base ensures mechanical strength.

Fireproof Walls – The material's high melting point and non-combustible nature make it a reliable choice for passive fire protection systems in commercial and industrial buildings.

https://www.zzsteelgroup.com/wholesale-oemodm-china-astm-a463-t1-dx51d-dx54das120-as240-aluminized-steel-sheetcoil-product/
https://www.zzsteelgroup.com/wholesale-oemodm-china-astm-a463-t1-dx51d-dx54das120-as240-aluminized-steel-sheetcoil-product/
https://www.zzsteelgroup.com/wholesale-oemodm-china-astm-a463-t1-dx51d-dx54das120-as240-aluminized-steel-sheetcoil-product/

Application

As China metal materials industry leading enterprises, the national steel trade and logistics "Hundred good faith enterprise",China steel trade enterprises, "Top 100 private enterprises in Shanghai”. Shanghai Zhanzhi industry Group Co., Ltd.,(shorted to Zhanzhi Group) takes the" Integrity, Practicality, Innovation, Win-Win " as its sole operation principle, always persist in putting the customer demand in the first place.

  • INTEGRITY
  • WIN-WIN
  • PRAGMATIC
  • INNOVATION

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