Research Article
Parametric Optimization of Laser Additive Manufacturing of Inconel 625 Using Taguchi Method and Grey Relational Analysis
Table 4
Mean of three replicates and the S/N ratio.
| Expt. No. | Factors and levels | Mean of three replicates | S/N ratio | LP | SS | PFR | OR | (mm) | (mm) | | |
| 1 | 1 | 1 | 1 | 1 | 0.157 | 0.036 | 16.097 | 28.256 | 2 | 1 | 2 | 2 | 2 | 0.223 | 0.164 | 13.146 | 13.948 | 3 | 1 | 3 | 3 | 3 | 0.280 | 0.122 | 11.053 | 17.988 | 4 | 2 | 1 | 2 | 3 | 0.241 | 0.130 | 12.391 | 15.872 | 5 | 2 | 2 | 3 | 1 | 0.110 | 0.058 | 19.148 | 22.298 | 6 | 2 | 3 | 1 | 2 | 0.120 | 0.083 | 18.396 | 19.900 | 7 | 3 | 1 | 3 | 2 | 0.167 | 0.137 | 15.539 | 15.421 | 8 | 3 | 2 | 1 | 3 | 0.210 | 0.214 | 13.549 | 11.658 | 9 | 3 | 3 | 2 | 1 | 0.153 | 0.033 | 16.283 | 26.446 |
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