Experimental Investigation of AA6063 Welded Joints Using FSW

Table 6

Response values and S/N ratio values for experiments.

Exp. no.	Rotational speed (RPM)	Welding speed (mm/min)	Tool tilt angle (degree)	Tensile strength (MPa)	Hardness (HV)	S/N ratio
1	560	60	0	286.15	86	41.3247
2	560	80	1	235.89	93	41.7525
3	560	100	2	120.51	81	39.561
4	730	60	1	205	86	40.9962
5	730	80	2	107.69	89	39.7372
6	730	100	0	151.28	84	40.3288
7	900	60	2	130	80	39.6774
8	900	80	0	133.33	85	40.1175
9	900	100	1	233.33	87	41.2353