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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