Influence of Different Frequency Pulse on Weld Bead Phase Ratio in Gas Tungsten Arc Welding by Ferritic Stainless Steel AISI-409L

Table 6

Response table: S/N ratios (high-frequency pulse).

Levels	Ip	Ib	%peak
1	-8.176	-7.952	-8.414	-8.596
2	-6.935	-7.439	-6.808	-7.389
3	-7.735	-7.456	-7.625	-6.863
Delta	1.241	0.513	1.606	1.733
Rank	3	4	2	1