Failure analysis of tempered glass windows is normally impossible because the failed window falls apart into a large number of similar pieces, and locating the origin is impossible. However, there are cases when the window remains intact, and root cause failure analysis is possible. In this case the glass expert was able to preserve the […]
Failure Analysis Expert Examines a Corrosion Failure
Corrosion engineer performed a metallurgy failure analysis to determine the cause of prematurely failing burners in a particular brand of gas grill. The burners in question would fail completely after two or three years of service. The failure analysis of the burner revealed that the grill manufacturer made the subject gas burners from an inferior […]
Failure Analysis of Broken Drinking Glass
Glass expert performs a failure analysis on a broken drinking glass from a restaurant. As the glass was being filled with cold water, the drinking glass split into two equal halves. The failed drinking glass was made of thick glass, and its rim was tempered. A failure analysis was performed by a glass failure analysis […]
Failure Analysis Expert Examines Bottle Failure
Glass failure analysis expert witness prepared numerous bottle failures of “off the shelf” 12 oz beer bottles by over-pressuring them with a hydraulic pump. These tests were needed to generate bottle failures of a known origin in order to examine the crack patterns, the fracture surfaces, and the failure origins. Numerous bottles were broken, and […]
Failure Analysis of Failed Plastic Chair
Plastic Failure Analysis Expert performs a failure analysis on a plastic “lawn chair” that collapsed when someone sat in it. The right arm separated from the seat. Upper left is a photograph of the subject chair with the separated leg. Fractography, top center photograph, indicates that the failure was progressive (i.e. a fatigue failure). Examination […]
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