Research Article
Weldability Investigation and Optimization of Process Variables for TIG-Welded Aluminium Alloy (AA 8006)
Table 12
Response table for S/N ratios (impact strength) (larger is better).
| Level | Peak current (Amps) | Base current (Amps) | Welding speed (mm/min) |
| 1 | 29.46 | 24.66 | 29.39 | 2 | 27.86 | 27.93 | 27.52 | 3 | 26.24 | 30.97 | 26.65 | Delta | 3.21 | 6.32 | 2.74 | Rank | 2 | 1 | 3 |
|
|