Research Article
Experimental Investigation and Multiobjective Optimization of Turning Duplex Stainless Steels
Table 1
Workpiece materials properties.
| Chemical composition %weight | EN 1.4462 | EN 1.4410 |
| C | 0.018 | 0.015 | Cr | 22.42 | 24.92 | Ni | 5.44 | 6.91 | Mo | 3.12 | 4.06 | Mn | 0.84 | 0.75 | Si | 0.37 | 0.25 | N | 0.18 | 0.3 | P | 0.025 | 0.021 | S | 0.0033 | 0.0007 |
| Mechanical properties | Yield strength (MPa) | 514 | 579 | Tensile (MPa) | 737 | 826 | Hardness (BHN) | 212 | 236 | Elongation (%) | 41 | 40 |
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