Experimental Investigation of AA6063 Welded Joints Using FSW

Table 1

Taguchi L9 orthogonal array.

Trial no.	Taguchi L9 (parameters = 3 and levels = 3)
	Rotational speed	Welding speed	Tool tilt angle
1	560	60	0
2	560	80	1
3	560	100	2
4	730	60	1
5	730	80	2
6	730	100	0
7	900	60	2
8	900	80	0
9	900	100	1