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3 August, 2023

Case study cover for AEIS LLC: Failure Analysis of a Screw due to Fatigue

Failure Analysis of a Screw due to Fatigue

A 5/8—11 by 1—1/2 inch Grade 8 hex head steel cap screw used on a pump assembly had fractured during disassembly of the pump. Visual examination and metallographic analyses was performed on the submitted sections to look for root cause of the failure….