Research Article
Weldability Investigation and Optimization of Process Variables for TIG-Welded Aluminium Alloy (AA 8006)
Table 11
Response table for means (impact strength) (larger is better).
| | Level | Peak current (Amps) | Base current (Amps) | Welding speed (mm/min) |
| | 1 | 30.00 | 18.00 | 30.33 | | 2 | 26.67 | 25.00 | 24.67 | | 3 | 22.00 | 35.67 | 23.67 | | Delta | 8.00 | 17.67 | 6.67 | | Rank | 2 | 1 | 3 |
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