Prediction of Surface Roughness and Optimization of Cutting Parameters of Stainless Steel Turning Based on RSM
Table 5
Analysis of the surface roughness of 1Cr18Ni9Ti and the significance of various factors.
Source
Degree of freedom
SS
MS
F
P
Model
9
0.832526
0.092503
23.67
0.000
Linear
3
0.606969
0.202323
51.77
0.000
X1
1
0.020612
0.020612
5.27
0.045
X2
1
0.09526
0.095258
5.46
0.042
X3
1
0.565013
0.565013
144.57
0.000
Square
3
0.185308
0.061769
15.81
0.000
1
0.066379
0.066379
16.98
0.002
1
0.25152
0.25152
6.44
0.030
1
0.096305
0.096305
24.64
0.001
2-Way Interaction
3
0.040249
0.040249
3.43
0.060
1
0.007812
0.007812
2.00
0.188
1
0.000684
0.000684
0.18
0.684
1
0.031752
0.031752
8.12
0.017
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