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Formula: Al 99/Mg 0.5/Si 0.5
Form: Rod
Material: Aluminum/Magnesium/Silicon
Commodity: Alloys
Diameter:
5mm
Aluminum/Magnesium/Silicon Alloy Rod (Al99/Mg0.5/Si0.5) combines aluminum’s light weight and electrical conductivity with magnesium’s strengthening influence and silicon’s precipitation-hardening capacity. The composition delivers moderate strength, excellent corrosion resistance, and good machinability, making it ideal for aerospace structural supports, marine hardware, and automotive suspension components. In rod form, the alloy offers high stiffness, stability under load, and compatibility with precision machining and joining methods. Applications benefiting from this alloy include aircraft frame elements, marine shaft systems, and high-performance automotive linkages. Research is centered on improving heat treatment profiles to refine grain size, enhance fatigue performance, and boost resistance to stress-corrosion cracking, ensuring the material meets stringent performance standards across multiple demanding sectors. Aluminum/Magnesium/Silicon Alloy Rod (Al99/Mg0.5/Si0.5) remains a dependable choice where durability, lightweight structure, and environmental resilience are equally important.
Tolerances
Rod
| Diameter | =<10mm | ±10% |
|---|---|---|
| Diameter | >10mm | ±5% |
Material Properties for Alloys
Mechanical Properties
| Element | Value |
|---|---|
| Elongation at break( % ) | <16 |
| Modulus of elasticity( GPa ) | 69.5 |
| Tensile strength( MPa ) | 90-300 |
Electrical Properties
| Element | Value |
|---|---|
| Electrical resistivity( µOhmcm ) | 3.2 |
| Temperature coefficient( K⁻¹ ) | - |
Thermal Properties
| Element | Value |
|---|---|
| Melting point( C ) | 655 |
| Specific heat( J K⁻¹ kg⁻¹ ) | 960@23°C |
| Thermal conductivity( W m⁻¹ K⁻¹ ) | 209@23°C |
| Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) | 23.4@20-100°C |
Physical Properties
| Element | Value |
|---|---|
| Density( gcm⁻³ ) | 2.7 |
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