Dry Sliding Wear Behaviour of Titanium (Grade 5) Alloy by Using Response Surface Methodology

Table 5

The results of conformation experiment.

Number	Variables			Specific wear rate × 10^−1 (mm^3/Nm)
	(𝐴)	(𝐵)	(𝐶)	Actual	Predicted	Residual	Error (%)
(1)	200	50	1000	2.25	2.27	−0.02	−0.88
(2)	400	70	1500	2.81	2.82	0.01	0.35
(3)	600	90	2000	2.78	2.76	0.02	0.71