Effect of Fe content on the microstructure and mechanical properties of the selective laser melted Al-Cu-Ni-Ti-Fe alloys during high-temperature heat treatment

Key Points

• Mechanical properties improved with optimal iron content in selective laser melted alloys, enhancing performance.
• Microstructure analysis revealed significant changes at varying Fe levels, indicating critical compositional impacts.
• Observational analysis of alloyed materials subjected to high-temperature heat treatment shows favorable characteristics.
• Findings underline the necessity for precise Fe content management in alloy design for industrial applications.