Optimization of FCAW Parameters for Ferrite Content in 2205 DSS Welds Based on the Taguchi Design Method

Table 7

Validation test results.

Number	Parameters				Ferrite content		Error (%)
	I (A)	U (V)	V (cm/min)	T (degree)	Predicted	Observed
1	161.97	21.81	22.94	17.96	49.9999	49.6	−0.8
2	185.79	20.25	25.55	7.37	50.0001	49.4	−1.2
3	196.95	20.63	25.70	21.17	50	50.6	1.2