Research Article
Laser Beam Welding of AA5052, AA5083, and AA6061 Aluminum Alloys
Table 1
Chemical composition and mechanical properties of the used aluminum alloys.
(a) Chemical composition (wt %). |
| Alloy | Si | Fe | Cu | Mn | Mg | Zn | Cr | Al |
| AA5052 | 0.09 | 0.19 | 0.08 | 0.07 | 2.55 | 0.01 | 0.19 | bal. | AA5083 | 0.12 | 0.20 | 0.09 | 0.57 | 4.61 | 0.03 | 0.12 | bal. | AA6061 | 0.65 | 0.31 | 0.27 | 0.12 | 1.05 | 0.01 | 0.25 | bal. |
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(b) Mechanical properties. |
| Alloy | 0.2% Proof stress (MPa) | Tensile strength (MPa) | Elongation (%) | Hardness (HV) |
| AA5052-H12 | 190 | 230 | 10 | 66 | AA5083-H12 | 280 | 330 | 13 | 96 | AA6061-T6 | 280 | 340 | 15 | 99 |
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