Physicochemical and Vibration Analysis of Christmas Tree Four-Way Flange Failure under Fracturing Process

Table 5

Frequency values and modes of each order.

	First order	Second order	Third order	Fourth order	Five order	Six order	Seven order	Eight order	Nine order	Ten order
Frequency (Hz)	43.132	43.296	197.62	243.05	257.82	503.54	553.1	682.28	689.91	1104.7
Mode of vibration	Left and right deformation	Upper and lower deformation	Torsional deformation	Upper and lower deformation	Left and right deformation	Torsional deformation	Telescopic deformation	Left and right deformation	Upper and lower deformation	Upper and lower deformation