Mathematical Problems in Engineering / 2018 / Article / Tab 5

Research Article

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.

SourceDegree of freedomSSMSFP

Model90.8325260.09250323.670.000
Linear30.6069690.20232351.770.000
X110.0206120.0206125.270.045
X210.095260.0952585.460.042
X310.5650130.565013144.570.000
Square30.1853080.06176915.810.000
10.0663790.06637916.980.002
10.251520.251526.440.030
10.0963050.09630524.640.001
2-Way Interaction30.0402490.0402493.430.060
10.0078120.0078122.000.188
10.0006840.0006840.180.684
10.0317520.0317528.120.017

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