Failure analysis expert witness examined a failed hospital chair. The chair failed during a breast X-ray examination. The chair had been altered 3 years prior to the failure, and the machine shop that had made the alterations was accused of causing the fatigue failure. Examination of the chair discovered hammer marks on a critical region […]
Read Consulting Failure Analysis Blog
In addition, READ CONSULTING provides services to industry in the areas of failure analysis, process development and process improvement. Read Consulting is prepared to use its experience and expertise to analyze customers' specific problems.
Failure Analysis of Wood Shipping Crate Failure
Failure analysis expert witness was asked to perform a root cause failure analysis of a wood shipping crate failure. It rolled over and caused a factory worker injury. The wooden crate in question was loaded with 3mm thick sheets of glass. This crate was designed such that there was a four-inch lengthwise gap in the […]
Failure Analysis of Reed Switch Glass Failure
Glass expert performed a root cause failure analysis on failed reed switches. The upper left photograph shows the type of reed switch that was failing. This switch consists of two ferromagnetic “blades” that are enclosed in glass. At either end are leads that pass through glass-to-metal seals. The sealed tube is filled with inert gas […]
Failure Analysis Expert Witness Analyzes a Pipe Fatigue Failure
Failure analysis expert analyzes a pipe failure. In this case the failed brass pipe supported a gauge. The gauge was cantilevered on the 6″ long pipe and valve assembly. This assembly was attached to a pump, and the pump vibrations acted on the assembly and caused a metal fatigue failure to initiate ar the root […]
Glass Expert Discusses Exploding Tempered Glass
Classic Symmetrical Temper Stresses Three Photomicrographs of Poor Temper Fracture Patterns There has been some concern about glass oven wear made from tempered soda lime glass exploding while in use. A Glass failure analysis expert witness performed fractography on a thick glass jar that had been “tempered”. Because this is a prototype piece, […]
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