Experimental Study on High-Cycle Fatigue Behavior of GFRP-Steel Sleeve Composite Cross Arms

Table 2

Summary of test results.

Specimen	Test phenomenon	Failure test	Residual ultimate bearing capacity (kN)
GZ-1	No significant fatigue failure phenomenon	Axial compression	5,850
GZ-2	No significant fatigue failure phenomenon	Axial compression	5,825
GZ-3	No significant fatigue failure phenomenon	Axial compression	5,891
GZ-4	No significant fatigue failure phenomenon	Axial compression	6,304
GZ-5	No significant fatigue failure phenomenon	Axial compression	5,617
GZ-6	No significant fatigue failure phenomenon	Axial compression	5,566