Multicriteria FMECA Based Decision-Making for Aluminium Wire Process Rolling Mill through COPRAS-G

Table 3

Scores for maintainability (M).

Maintainability scope	Criteria for measure	Score
Extremely high	<10	1
Very high	10 to 20	2
High	21 to 30	3
Moderate high	31 to 40	4
Medium	41 to 50	5
Low	51 to 60	6
Very low	61 to 70	7
Rare	71 to 80	8
Very rare	81 to 90	9
Almost nil	91 to 100	10