Comparative Study on Mechanical Properties of a Tube-Crushing Dissipator and a Symmetric Tube-Crushing Dissipator

Table 3

Main mechanical parameters of the tube-crushing dissipators at static tests.

Tube thickness (mm)	No.	Activation force threshold (kN)	Absorbed energy (kJ)	Mean force at the crushing section (kN)
0.4	Sample 1	10.99	1.18	8.24
	Sample 2	10.81	1.24	8.73
	Sample 3	10.66	1.28	8.72
	Average	10.82	1.23	8.56
0.5	Sample 1	15.94	2.00	12.64
	Sample 2	14.83	1.74	11.62
	Sample 3	15.59	1.75	12.13
	Average	15.45	1.83	12.13
0.55	Sample 1	17.60	1.85	12.69
	Sample 2	18.21	1.90	14.04
	Sample 3	17.49	2.09	14.33
	Average	17.77	1.95	13.69