Research Article
Optimization of Plasma Arc Cutting Parameters on Machining of Inconel 718 Superalloy
Table 5
Analysis of variance for HAZ.
| Source | DF | Adj SS | Adj MS | -value | value |
| Regression | 4.1 | 1.31370 | 0.35342 | 4.58 | 0.085 | Arc current (Amps) | 1 | 1.25584 | 1.25584 | 16.27 | 0.016 | Cutting speed (millimeter/minute) | 1 | 0.14570 | 0.14570 | 1.89 | 0.241 | Gas pressure (Bar) | 1 | 0.01215 | 0.01215 | 0.16 | 0.712 | Stand-off distance (millimeter) | 1 | 0.00000 | 0.00000 | 0.00 | 0.994 | Error | 4.1 | 0.30879 | 0.07720 | | | Total | 8.1 | 1.72249 | | | |
|
|