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Zinc-Alu-Mg Coated Steel (ZAM)

Zinc-Aluminum-Magnesium (ZAM) coated steel is an advanced coated steel product with a blend of zinc (Zn), aluminum (Al), and magnesium (Mg) that provides superior corrosion resistance compared to traditional galvanized steel. The unique combination of these elements forms a protective barrier that self-heals when damaged, offering enhanced longevity and durability in harsh environments. ZAM coatings typically contain around 90% zinc, 6% aluminum, and 3% magnesium.

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PRODUCT DESCRIPTION

Zinc-Aluminum-Magnesium (ZAM) coated steel is an advanced corrosion-resistant material that combines zinc (Zn), aluminum (Al), and magnesium (Mg) for exceptional durability and protection. This innovative alloy coating creates a strong, self-healing barrier that resists rust and extends the steel’s lifespan in harsh or coastal environments. Typically composed of about 90% zinc, 6% aluminum, and 3% magnesium, Steelhighsen ZAM coated steel delivers superior performance and longevity compared to traditional galvanized steel.

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Construction Industry:ZAM-coated steel is widely used in outdoor structures such as roofing, wall cladding, and structural components due to its excellent corrosion resistance, especially in marine or coastal environments.

Automotive Industry:This material is used in various vehicle components like chassis, underbodies, and other exposed parts where high durability and corrosion resistance are essential for long-term performance.

Agricultural Equipment:ZAM-coated steel is ideal for agricultural applications such as greenhouses, fencing, and irrigation systems, as it provides long-lasting protection against exposure to moisture and chemicals.

Solar Energy Sector:Its durability in extreme weather conditions makes it perfect for solar panel mounting systems, ensuring the stability and longevity of solar farms and installations.

Industrial and Marine Applications:ZAM-coated steel is also widely used in the manufacturing of industrial machinery, marine equipment, and oil platforms due to its ability to withstand harsh and corrosive environments.



PRODUCT SPECIFICATIONS

ZAMSize0.35-6.0mm (Thickness)x600-1600mm (Width)
CoatingZM30-ZM600,Regular Spangle,ZeroSpangle
Post-treatmentChromated,Oiled,Anti-fingerprint(AFP)
Coating contentLow Al &Mg:Zn-(0.5-3%)Al-(0.4-2%)Mg
Mid Al &Mg:Zn-(3-13%)A-(2-4%)Mg
High AI &Mid Mg:Zn-(50-60%)Al-(2-4%)Mg
ApplicationPipe,howllow section,floordeck,purlin,roofing,PPGI base metal and solar panel
support system etc.


FAQs

1. What is the main advantage of ZAM coated steel over traditional galvanized steel (GI)?

The primary advantage of Zinc-Aluminum-Magnesium (ZAM) coated steel is its superior corrosion resistance, offering 5 to 10 times the longevity of standard galvanized steel (GI) due to a protective coating that effectively self-heals at cut edges and scratched areas, ensuring long-term durability and reduced maintenance costs.

2. How does the "self-healing" property of ZAM coating work?

The self-healing property of ZAM coated steel occurs when the exposed steel at cut edges or scratches reacts with moisture; the magnesium and aluminum in the coating form stable, protective layers that seal the vulnerable area, preventing red rust from spreading and significantly enhancing the panel's service life.

3. In which applications is ZAM coated steel most recommended?

ZAM coated steel is highly recommended for demanding environments and applications such as agricultural buildings, livestock facilities, coastal construction, industrial roofing, cladding, and automotive components, where exceptional resistance to corrosion and harsh elements is critical for structural integrity.

4. Can ZAM coated steel be easily welded and formed?

Yes, ZAM coated steel offers good weldability and formability, compatible with common methods like spot welding and press braking, though it is advisable to consult technical guidelines for optimal parameters to preserve the coating's integrity and ensure a high-quality finish.

5. Is ZAM coated steel cost-effective compared to other options?

While the initial cost of ZAM coated steel may be higher than standard galvanized steel, it proves to be a highly cost-effective solution overall due to its dramatically longer lifespan, significantly reduced maintenance needs, and superior performance, which lower the total cost of ownership.


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