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Aluminum alloysAluminum alloy are widely utilized in the advanced manufacturing of structural components due to their high strengthStrength-to-weight ratio and excellent corrosion resistance. Fabrication of aluminumAluminum structures often involves fusion processes such as laser weldingLaser welding, which can present challenges, including susceptibility to welding cracks and deformation. This study experimentally investigates the effect of key laser weldingLaser welding parameters on thin aluminum alloysAluminum alloy panels. To this end, three different types of aluminum alloyAluminum alloy samples (3003-H14, 5052-H14, and 6061-T6) were welded using varying laser power and scanning speeds. Microscopic images are taken to qualitatively analyze the differences between the various laser parameters on the aluminumAluminum panels. To determine the possible severity of strengthStrength degradation before material propertyProperties testing, Raman spectroscopyRaman spectroscopy was used to evaluate oxidation levels of the laser welded samples. The results provide insight into how laser weldingLaser welding parameters affect the overall integrity of the joints.

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Experimental Characterization of Laser-Welded Thin Aluminum Alloy Sheets

  • 会议论文

  • 发表日期：

    2026年

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  • Cory Webber,
  • Carter Hamilton,
  • Jeong-Hoi Koo,
  • Yanan Yue,
  • Hee-Shin Kang

摘要

Aluminum alloysAluminum alloy are widely utilized in the advanced manufacturing of structural components due to their high strengthStrength-to-weight ratio and excellent corrosion resistance. Fabrication of aluminumAluminum structures often involves fusion processes such as laser weldingLaser welding, which can present challenges, including susceptibility to welding cracks and deformation. This study experimentally investigates the effect of key laser weldingLaser welding parameters on thin aluminum alloysAluminum alloy panels. To this end, three different types of aluminum alloyAluminum alloy samples (3003-H14, 5052-H14, and 6061-T6) were welded using varying laser power and scanning speeds. Microscopic images are taken to qualitatively analyze the differences between the various laser parameters on the aluminumAluminum panels. To determine the possible severity of strengthStrength degradation before material propertyProperties testing, Raman spectroscopyRaman spectroscopy was used to evaluate oxidation levels of the laser welded samples. The results provide insight into how laser weldingLaser welding parameters affect the overall integrity of the joints.