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

Table 5

Process parameter and response constraint.

Parameter or response	Limit		Goals	Importance
	Lower	Upper		3
Welding current	160	240	Is in range	3
Welding voltage	20	26	Is in range	3
Welding speed	18	26	Is in range	3
Welding torch angle with reference to vertical	0	30	Is in range	3
Ferrite content	31.3	51.3	Is target = 50	3