Experimental Study on the Influence on Vibration Characteristics of Thin Cylindrical Shell with Hard Coating under Cantilever Boundary Condition

Table 10

The first 4 mode shapes of cantilever cylindrical shell coated with and without hard coating under different excitation levels.

Modal order	No coating state	0.5 g level	1 g level	2 g level
1	(1, 5)	(1, 5)	(1, 5)	(1, 5)
2	(1, 4)	(1, 4)	(1, 4)	(1, 4)
3	(1, 6)	(1, 6)	(1, 6)	(1, 6)
4	(1, 3)	(1, 3)	(1, 3)	(1, 3)