Mechanical Characterization and Machinability Behavior of Annealed AISI D6 Cold Working Steel

Table 8

ANOVA for surface roughness.

Source	DF	Seq. SS	Adj. SS	Adj. MS
	1	0.6972	0.6972	0.6972	2.13	0.205
	1	1.5500	1.5500	1.5500	4.73	0.082
	1	7.2092	7.2092	7.2092	21.98	0.005
	1	2.5600	2.5600	2.5600	7.80	0.038
	1	0.4422	0.4422	0.4422	1.35	0.298
	1	0.3080	0.3080	0.3080	0.94	0.377
	1	0.0961	0.0961	0.0961	0.29	0.612
	1	9.8282	9.8282	9.8282	29.96	0.003
	1	0.0025	0.0025	0.0025	0.01	0.934
	1	2.1025	2.1025	2.1025	6.41	0.052
Error	5	1.6401	1.6401	0.3280
Total	15	26.4362

= 0.572735, -Sq = 93.80%, and -Sq (adj.) = 81.39%.