[Retracted] Characterization and Parametric Optimization of EN-10149-2 Steel Welded Joints Made by MIG Welding

Table 9

Hardness of HAZ reading and S/N ratio.

S. no.	Current	Voltage	Speed	Hardness of HAZ	SNRA1	MEAN1
1	60	16	2	129	42.2118	129
2	60	17	4	146	43.2871	146
3	60	18	6	149	43.4637	149
4	65	16	4	134	42.5421	134
5	65	17	6	147	43.3463	147
6	65	18	2	144	43.1672	144
7	70	16	6	143	43.1067	143
8	70	17	2	151	43.5795	151
9	70	18	4	157	43.9180	157