Research Article
Prediction of Surface Roughness and Optimization of Cutting Parameters of Stainless Steel Turning Based on RSM
Table 1
Characteristic of 1Cr18Ni9Ti.
| | 1Cr18Ni9Ti | Mechanical properties | | Hardness (HB) | Strength (Gpa) | Plasticity (δ%) | Impact toughness (ak/m2) | Thermal Conductivity (Rw/me) |
| | Grade | 229 | 0.642 | 55 | 2.45 | 16.3 | | Grade of cutting process | 4 | 3 | 8 | 8 | 8 | | Machinability | Easier | Easier | Difficult | Difficult | Difficult |
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