Statistical Modelling to Study the Implications of Coated Tools for Machining AA 2014 Using Grey Taguchi-Based Response Surface Methodology

Table 2

Brinell hardness test on AA 2014 material.

Trial no.	Applied load (gm)	Diameter of impression (mm)		Specimen surface area ()	BHN
		D	d
1	1000	10	3.2	8.26	121.06
2	2000	10	4.3	15.26	131.06
3	3000	10	5.0	21.04	142.58