Evaluation of Residual Stress on Steel Parts Welded and Milled

Table 4

Analysis of variance of the welded and milled parts.

	SS	DF	MSS		value
Total	15,222.94	161	—	—	—	—
V	421.800	2	210.907	5.394	0.006	Significant
I	3735.800	2	1867.910	47.774	0.001	Significant
P	1479.900	5	295.981	7.570	0.001	Significant
VI	3361.200	4	840.315	21.492	0.001	Significant
VP	291.666	10	29.166	0.745	0.680	—
IP	210.555	10	21.055	0.538	0.859	—
VIP	1499.259	20	74.963	1.917	0.018	Significant
ERR	4222.667	108	39.098	—	—	—