Experimental Nondestructive Test for Estimation of Buckling Load on Unstiffened Cylindrical Shells Using Vibration Correlation Technique

Table 6

Variation of the 2nd vibration frequency with the applied load on the SST-2 cylinder.

SST-2 cylinder
Compressive load [kN]	1st vibration mode [Hz]
0	122
5.2	121.25
10.22	120.25
15.24	119.25
20.24	118.25
24.97	117
30.24	114.75
35.23	113.25
40.22	112.25
45.23	109.75