Table 5.

Summary of the UTS values obtained for each welded joint for the specimens a and b.

		Traverse Speed (cm/min)
		20				30
Rotation Speed (RPM)	500	R1T1		R2T1		R1T4		R2T4
		UTS Position a:	166.69 (MPa)	UTS Position a:	132.43 (MPa)	UTS Position a:	80.05 (MPa)	UTS Position a:	113.98 (MPa)
		UTS Position b:	90.66 (MPa)	UTS Position b:	99.06 (MPa)	UTS Position b:	71.99 (MPa)	UTS Position b:	97.43 (MPa)
	700	R1T2		R2T2		R1T3		R1T3
		UTS Position a:	120.75 (MPa)	UTS Position a:	51.86 (MPa)	UTS Position a:	70.25 (MPa)	UTS Position a:	114.87 (MPa)
		UTS Position b:	56.06 (MPa)	UTS Position b:	46.55 (MPa)	UTS Position b:	44.29 (MPa)	UTS Position b:	59.95 (MPa)