ADVANCED MATERIALS & PROCESSES | APRIL 2025 13 AEROSPACE FAILURES *Member of ASM International A persistent failure of main landing gear systems on a series of noncommercial planes was studied at the National Transportation Safety Board’s Materials Laboratory, leading to the discovery of cracks that propagated under cyclic loading of hydraulic actuators. REVIEW OF NTSB INVESTIGATIONS OF CESSNA 210 HYDRAULIC ACTUATOR FRACTURES FROM FATIGUE Erik M. Mueller, FASM,* Zoë Keliher, and Timothy Sorensen National Transportation Safety Board, Washington, D.C.
RkJQdWJsaXNoZXIy MTYyMzk3NQ==