Potentiodynamic Polarization Behaviour of Electroless Ni-P-W Coatings

Table 6

Grey relational grade and its order.

Sl. no.	Grade	Order
1	0.355353	27
2	0.81204	7
3	0.768406	11
4	0.484362	25
5	0.995587	1
6	0.781829	10
7	0.802424	9
8	0.802772	8
9	0.736788	14
10	0.376657	26
11	0.642741	22
12	0.765673	12
13	0.678207	19
14	0.688549	18
15	0.939243	2
16	0.496266	24
17	0.834282	6
18	0.845456	5
19	0.916275	3
20	0.671999	20
21	0.69897	16
22	0.67142	21
23	0.509726	23
24	0.85238	4
25	0.692476	17
26	0.76385	13
27	0.709857	15