Experimental Investigation to Analyze the Mechanical and Microstructure Properties of 310 SS Performed by TIG Welding

Table 6

Analysis of variance for tensile strength.

Source	DF	Adj SS	Adj MS	F value	P value	% contribution
Regression	3	1397.58	465.86	10.00	0.015
Welding current	1	15.04	15.04	0.32	0.594	0.92
Gas flow rate	1	321.20	321.20	6.89	0.047	19.69
Welding voltage	1	1061.34	1061.34	22.78	0.005	65.09
Error	5	232.95	46.59			14.28
Total	8	1630.53