Open Access
Table 11.
Mean, S/N and standard deviation of the HAZ using the Taguchi method vs. RSM.
| Confirmation experiment | Power | Oxygen pressure | Frequency | Cutting speed | HAZ (mm) Taguchi |
HAZ (mm) RSM |
||||
|---|---|---|---|---|---|---|---|---|---|---|
| Mean | S/N | Standard deviation | Mean | S/N | Standard deviation | |||||
| 1 | 150 | 1.5 | 75 | 25 | 0.183 | 14.745 | 0.008185 | 0.19040 | 16.12701 | −0.01776 |
| 2 | 250 | 2.5 | 125 | 35 | 0.386 | 8.261 | 0.019078 | 0.40280 | 9.968842 | −0.03850 |
| 3 | 350 | 2.75 | 175 | 15 | 0.518 | 5.665 | 0.071116 | 0.50967 | 5.971949 | −0.04528 |
| 4 | 450 | 0.50 | 65 | 12 | 0.204 | 13.681 | 0.042884 | 0.20643 | 14.30810 | 0.008152 |
| 5 | 550 | 0.25 | 190 | 18 | 0.189 | 14.457 | 0.013076 | 0.19484 | 12.15608 | −0.04692 |
| 6 | 200 | 1 | 200 | 40 | 0.046 | 26.703 | 0.005568 | 0.04448 | 15.92827 | −0.01472 |
| 7 | 600 | 3 | 50 | 10 | 0.586 | 4.638 | 0.020664 | 0.59036 | 1.55622 | −0.02091 |
| 8 | 400 | 2 | 125 | 25 | 0.356 | 8.897 | 0.057236 | 0.35407 | 9.13435 | −0.02284 |
| 9 | 200 | 3 | 200 | 10 | 0.514 | 4.589 | 0.014731 | 0.52347 | 7.03958 | −0.05338 |
| 10 | 600 | 1 | 50 | 40 | 0.341 | 9.344 | 0.004583 | 0.31290 | 10.31207 | 0.040256 |
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