Table 3

Taguchi L27 experimental plan and results.

No. Actual parameters Coded parameters Output parameters



G V (m/s) s (m/min) Hd G V s Hd Ra (μm) ΔHRC (HRC)
1 80 16 2.08 Level 1 1 1 1 1 0.66 0.61
2 80 16 3.12 Level 2 1 1 2 2 0.75 0.92
3 80 16 4.16 Level 3 1 1 3 3 0.79 1.31
4 80 20 2.08 Level 2 1 2 1 2 0.41 1.17
5 80 20 3.12 Level 3 1 2 2 3 0.62 1.44
6 80 20 4.16 Level 1 1 2 3 1 0.68 1.58
7 80 24 2.08 Level 3 1 3 1 3 0.31 1.79
8 80 24 3.12 Level 1 1 3 2 1 0.28 1.64
9 80 24 4.16 Level 2 1 3 3 2 0.58 1.77
10 100 16 2.08 Level 2 2 1 1 2 0.57 1.23
11 100 16 3.12 Level 3 2 1 2 3 0.67 1.51
12 100 16 4.16 Level 1 2 1 3 1 0.7 1.52
13 100 20 2.08 Level 3 2 2 1 3 0.32 1.61
14 100 20 3.12 Level 1 2 2 2 1 0.29 1.59
15 100 20 4.16 Level 2 2 2 3 2 0.6 1.55
16 100 24 2.08 Level 1 2 3 1 1 0.22 1.47
17 100 24 3.12 Level 2 2 3 2 2 0.26 1.73
18 100 24 4.16 Level 3 2 3 3 3 0.34 1.59
19 120 16 2.08 Level 3 3 1 1 3 0.33 1.89
20 120 16 3.12 Level 1 3 1 2 1 0.3 1.21
21 120 16 4.16 Level 2 3 1 3 2 0.61 1.75
22 120 20 2.08 Level 1 3 2 1 1 0.23 1.19
23 120 20 3.12 Level 2 3 2 2 2 0.27 1.25
24 120 20 4.16 Level 3 3 2 3 3 0.35 1.68
25 120 24 2.08 Level 2 3 3 1 2 0.21 1.74
26 120 24 3.12 Level 3 3 3 2 3 0.25 1.89
27 120 24 4.16 Level 1 3 3 3 1 0.24 1.67

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