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Formula: Al 97/Mg 3
Form: Coil
Material: Aluminum/Magnesium
Commodity: Alloys

Aluminum/Magnesium Alloy Coil (Al97/Mg3)

Aluminum/Magnesium Alloy Coil (Al97/Mg 3) is a lightweight, high-strength material offering excellent corrosion resistance, particularly in marine and chemically aggressive environments. Its composition balances aluminum’s low density with magnesium’s strength-enhancing effects, resulting in improved tensile strength, fatigue resistance, and formability. This makes it ideal for applications in transportation, aerospace, and architectural industries where weight reduction and durability are paramount. Notable uses include exterior panels for marine vessels, structural elements in lightweight automotive designs, and corrosion-resistant cladding in infrastructure projects. In research and innovation, the alloy’s combination of mechanical performance and corrosion resistance supports the development of sustainable, long-life components, particularly for renewable energy systems and high-performance transportation solutions. Its consistent performance in coil form enables efficient processing and integration into advanced manufacturing workflows, reinforcing its value in both industrial production and material science advancement.
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Tolerances

Coil
Thickness <0.01mm ±25%
Thickness 0.01mm - 0.05mm ±15%
Thickness >0.05mm ±10%

Material Properties for Alloys

Mechanical Properties
Element Value
Hardness - Brinell 45-100
Elongation at break( % ) <25
Modulus of elasticity( GPa ) 65-75
Izod impact strength( J m⁻¹ ) 30-50
Shear strength( MPa ) 125-175
Tensile strength( MPa ) 200-350
Electrical Properties
Element Value
Electrical resistivity( µOhmcm ) 4.5-5.7
Temperature coefficient( K⁻¹ ) 0.0019-0.0026
Physical Properties
Element Value
Density( gcm⁻³ ) 2.67
Thermal Properties
Element Value
Thermal conductivity( W m⁻¹ K⁻¹ ) 135-160@23°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) 23.5@20-100°C

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