Enhanced strength and ductility in aluminum alloys produced by laser powder bed fusion: Tunable nano-precipitates effect via copper addition

Key Points

• Enhanced strength and ductility observed in aluminum alloys with copper addition, with up to 20% increase in tensile strength.
• The study showcases specific mechanical properties, achieving a ductility of over 10% at room temperature.
• Analytical assessment involved laser powder bed fusion for material design and characterization.
• Findings imply potential applications in aerospace and automotive industries, with further analysis needed to optimize parameters.